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Questions Asked on June 13, 2017

Find the 6th term in the expansion (x^2 - 1/x)^25It is a Binomial Theorem problem and I am extremely confused. Please and thank
1. 1 answer
2. asked by K
3. 1,408 views
Tom sold half of his comic books and then bought six more. He now has twelve. How many did he begin with?
1. 5 answers
2. asked by Gail R
3. 3,724 views
The number of subject passes obtained students in 8 grade examination are tell(3 3 4 3 5 3 2 2)(2 3 1 3 4 2 6 3)(4 3 2 0 3 3 3
1. 0 answers
2. asked by Mohammed
3. 523 views
Consider the following equation: CO + 2 H2 → CH3OH △H rxn = -128 kJCalculate the amount of heat (in kJ) associated with
1. 1 answer
2. asked by s.
3. 1,624 views
A circuit consists of parallel combination 8&12ohms& unknown resistance of R ohm is connected in series with it the total power
1. 1 answer
2. asked by Prasad
3. 673 views
A coworker calls you at 9:00 a.m. at work andasks for a favor. He is having car trouble and will be an hour late for work. He
1. 2 answers
2. asked by nav
3. 1,708 views
When you pour molten salt(NaCl) into the water, it explodes. But if you pour molten sodium bicarbonate into the water, there's
1. 2 answers
2. asked by Michael
3. 537 views
5liters of alcohol has a mass of 4kg.the density of alcohol?
1. 3 answers
2. asked by Gokul
3. 378 views
Oceanside bike rental shop charges 14 dollars plus 9 dollars an hour for renting a bike. Joan paid 86 dollars to rent a bike.
1. 5 answers
2. asked by Gail R
3. 3,772 views
Why Ammonia is a deviation from the Henry's Law,when it is dissolved in water?Does that has anything to do with Ammonia having
1. 0 answers
2. asked by Shenaya
3. 489 views
If a single die is tossed once, find the probability that you roll 6 or 5 or 1.is it 1/6 ? or 1/2 ?
1. 3 answers
2. asked by bev
3. 838 views
If a single die is tossed once, find the probability that you roll 9.A. 9 B. 0 C. 1 D. 9/6 a?
1. 5 answers
2. asked by bev
3. 1,162 views
What will happen from the following if H3C-C6H6-N2Cl is treated with Na2CO3?a)CO2 will emit 2)NH3(g) will emit c)N2Cl-C6H6-CH3
1. 0 answers
2. asked by Shenaya
3. 742 views
If a single die is tossed once, find the probability that you roll an odd number.3?
1. 7 answers
2. asked by bev
3. 2,528 views
Express this ratio as a fraction in its lowest term ?25cm to 3m.
1. 4 answers
2. asked by Anonymous
3. 1,391 views
Which expression represents 12 times the number n?a: n+12 b: 12n c: n-12 d:n/12
1. 9 answers
2. asked by Kayla
3. 3,095 views
Question: For any positive integer n,show that integrate.[(sin x)^2n dx ] from o - π/2 = [(2n)!*π]/[(2)^(2n+1)*(n!)^2 ]What I
1. 2 answers
2. asked by Shenaya
3. 790 views
Simplify the expression 3(7 – x) + 5.A. 26 – x B. 16 + 3x C. 26 – 3x D. 16 – 3x C?
1. 1 answer
2. asked by bev
3. 378 views
Question:f(x)=ax^2 + bx + c {a,b,c €R} When 0<=x<=1 , |f(x)|<=1 Show that |a|+|b|+|c| <= 17 I don't see a way to even start
1. 2 answers
2. asked by Shenaya
3. 592 views
vector A = a displacement of 20 m due eastvector B = a displacement of 30 m north find the magnitude and direction of the vector
1. 2 answers
2. asked by torrance
3. 2,196 views
Simplify the expression 4(x – 3) + 2.A. x – 10 B. 4x – 1 C. 4x – 14 D. 4x – 10 D?
1. 2 answers
2. asked by bev
3. 435 views
A mountaineer is doing a vertical rappel. She is using a big boulder as her anchor. The Mountain guides association advises that
1. 0 answers
2. asked by Riley
3. 669 views
(1,1)(2,1)(2,3)mirror around y-axis & revolve solve with Shell and washer please and thank you
1. 3 answers
2. asked by Anonymous
3. 328 views
(1,1)(2,1)(2,3)mirror Revolve around y-axis. solve with Shell and washer please and thank you! Made a correction for washer
1. 0 answers
2. asked by Anonymous
3. 546 views
why the melting point of iron is greater the that of sodium?
1. 1 answer
2. asked by ghanshree mahure
3. 457 views
A student scored 81 and 95 on her first two quizzes. Write and solve a compound inequality to find the possiblevalues for a
1. 1 answer
2. asked by Max
3. 1,334 views
The value of a baseball card can be modeled by exponential decay. The value will decrease at a rate of 0.2% each yeah. The card
1. 1 answer
2. asked by Jeff
3. 666 views
In an industrial area three factories give out sirens at an interval of 40 min, 1 hour anf 1 and a half hour. respectively. Find
1. 5 answers
2. asked by Deepamar
3. 1,734 views
Three persons steps off from a pint. Their steps measure 40 cms, 42 cms and 45 cms respectively. At what distance will they be
1. 0 answers
2. asked by Deepamar
3. 431 views
An object with a height of 12cm is placed 4cm in front of a concave mirror whose radius of curvature is 16cm.
1. 0 answers
2. asked by Aaron Mallobe
3. 573 views
find the next number in the following sequence; 3,5,7,11,_#anyone to help me plz #
1. 1 answer
2. asked by kelvin
3. 320 views
An equilateral triangle ⌂ABChas two of its vertices below the x-axis, has the third vertex C above the x-axis, and contains
1. 3 answers
2. asked by un
3. 578 views
Amira and Malika are counting their school books. Amira has four times 7 less than the number of Malik's books.If Amira has 29
1. 1 answer
2. asked by Saba
3. 435 views
A barber and his apprentice earn $4900 in a week. The barber earns $200 more per day than his apprentice.How much does the
1. 1 answer
2. asked by Saba
3. 371 views
The number of boys in a class is 10 less than twice the number of girls.Find the total number of the students in the class, if
1. 1 answer
2. asked by Saba
3. 479 views
A group of 45 people decide to rent a bus for a trip. They divide the cost equally. When five of the people decide not to go on
1. 1 answer
2. asked by Saba
3. 509 views
John walks three times as far as Smith, and Wilson walks twice as far as John.Find the distance that John walks, if the three
1. 1 answer
2. asked by Saba
3. 544 views
A galvanometer of resistance 50 ohm which gives a full deflection for 1mA is to be adapted to measure currents up to 5A.
1. 3 answers
2. asked by chidinma
3. 3,054 views
Two instances during which the heating effect of current is not required
1. 0 answers
2. asked by chidinma
3. 344 views
I am an even number less than 100.One of my factory is 13.I am made two consecutive digit.What number am I?
1. 1 answer
2. asked by Anjali
3. 375 views
S=integral signS3x(4-x^2)^1/2 use trig substitution I am confused I got x sin(sin^-1(x/2))+cos(sin^-1(x/2))
1. 1 answer
2. asked by Anonymous
3. 454 views
is increasing the entrepreneurial orientation of firm always a good thing? or are there circumstance or environment in which
1. 1 answer
2. asked by nazmul
3. 761 views
one hundred meters of fencing is available to enclose a rectangular area next to a river.Give a function A that can represent
1. 1 answer
2. asked by he
3. 1,538 views
Research for careers of the above subjects, it happened that i want to be a Doctor, but m not sure about this subjects
1. 1 answer
2. asked by Tsomele mpho
3. 571 views
1. He is a good deal stronger than Sam.2. He is lots stronger than Sam. 3. He is far and away stronger than Sam.
1. 1 answer
2. asked by rfvv
3. 391 views
1. He is far the best boy in his class.2. He is by far the best boy in his class. 3. He is far and away the best boy in his
1. 1 answer
2. asked by rfvv
3. 406 views
Nadia and Manar together have 140 walnuts. If Nadia gives fifteen walnuts to Manar then they will each have an equal number of
1. 1 answer
2. asked by Saba
3. 507 views
On a salmon farm, pool A contains 310 salmon and a second pool B contains 90 salmon. The number of salmon in pool A is
1. 2 answers
2. asked by Saba
3. 495 views
Smith has $360. He spend 1/9 of his money first, then spends another 2/9 of the original amount.How much money does Smith have
1. 1 answer
2. asked by Saba
3. 543 views
3/5 of the animals on a form are goats and the rest are sheep. Find the number of goats if there are 32 sheep on the farm.
1. 1 answer
2. asked by Saba
3. 533 views
1. He is master of the situation.2. He is the master of the situation. ........ In dictionaries, I could see #1, not #2. Can't
1. 1 answer
2. asked by rfvv
3. 394 views
3/4 of a group of tourists is twenty one people. 4/7 of the whole tourist group go to restaurant for lunch.How many people go to
1. 1 answer
2. asked by Saba
3. 402 views
What is the largest seven digit number with the 8in the thousands place
1. 1 answer
2. asked by Quisha Yap
3. 355 views
I am a 2-digit multiple of 50.What number am I?
1. 3 answers
2. asked by Anjali
3. 773 views
Write the anode reaction for the electrolysis of the concentrated zinc chloride solution using zinc electrodes
1. 0 answers
2. asked by Anonymous
3. 479 views
Ram deposited a certain amount in bank to earn a compound interest at a rate of 10%.The difference between interest on amounts
1. 1 answer
2. asked by kiran
3. 490 views
Amira and Malika are counting their school books. Amira has four times 7 less than the number of Malik's books.If Amira has 29
1. 2 answers
2. asked by Ana
3. 640 views
A barber and his apprentice earn $4900 in a week. The barber earns $200 more per day than his apprentice.How much does the
1. 1 answer
2. asked by Ana
3. 467 views
The number of boys in a class is 10 less than twice the number of girls.Find the total number of the students in the class, if
1. 2 answers
2. asked by Ana
3. 1,339 views
Estimate the value of 51 to the nearest whole number
1. 2 answers
2. asked by Luis
3. 880 views
If sina+7sinb=4 (sinc+2sind) and cosa+7cosb=4 (cosc+2cosd), how do I prove that 2cos(a-d) =7cos(b-c)?
1. 0 answers
2. asked by Alexa
3. 867 views
what is the role of mass in newtons second law?
1. 1 answer
2. asked by Anonymous
3. 321 views
What is the greatest number that can be rounded off to 100?
1. 1 answer
2. asked by Xenia
3. 397 views
Is H=-4.9t²+vt+s the formula for a projectile motion, where h is height in meters t time in seconds and v velocity in meters
1. 1 answer
2. asked by Nate
3. 1,003 views
If sina+7sinb=4 (sinc+2sind) and cosa+7cosb=4 (cosc+2cosd), how do I prove that 2cos(a-d) =7cos(b-c)?
1. 0 answers
2. asked by Anonymous
3. 430 views
Hi,I have this question here that I'm not sure about. Any help is appreciated. Evaluate the integral from 1 to 3 of dx/(x-2).
1. 1 answer
2. asked by Randall
3. 338 views
Jose is planning to spread fertilizer on his rectangular yard.His yard has a length of 40 ft and width of 25 ft.How much
1. 1 answer
2. asked by jay
3. 1,015 views
Two vectors of magnitude 8 unit each are acting at a point making an angle120 degree with each other.determine the magnitude
1. 2 answers
2. asked by Anonymous
3. 443 views
Express 14 upon root six ➖ root 5 ➖ root eleven with rational denominator
1. 1 answer
2. asked by Rahul
3. 423 views
wolf has an average weight of 44 lbs. with a standard deviation of 3 lbs. what percent of wolves weigh under 40 lbs.?
1. 0 answers
2. asked by Anonymous
3. 565 views
Mr. Rodriguez is packing bags of snacks for his children’s lunchboxes. If he has 20 blueberries and 30 grapes, what is the
1. 7 answers
2. asked by Elanie Manning
3. 4,797 views
What were some of the strategies that the NAACP and others employed to influence President Roosevelt and the government?
1. 1 answer
2. asked by Anonymous
3. 597 views
The pressure changes from 760mmHg to 742 mmHG. When that occurs, the volume changes from 2.8L to 3.1L. The initial tempature is
1. 1 answer
2. asked by Riley
3. 561 views
Is there any effect in the mass of an atom if it becomes negatively charged?I know that atomic mass and mass number are two
1. 1 answer
2. asked by Mr. Someone
3. 583 views
Any place inside a hachure line is a _____ elevation than the hachure line.
1. 1 answer
2. asked by tommy
3. 794 views
Each of the following mixtures is placed in a dialyzing bag and immersed in distilled water. Circle the substances that will be
1. 4 answers
2. asked by porsha
3. 5,464 views
Two boats A and B left a port C at the same time on different route .B travelled on a bearing of 150 degree and A travelled 8km
1. 17 answers
2. asked by Ruth
3. 8,521 views
A man leaves his front door, walks 330 m east and 320 m north, stopping at the edge of a cliff. He then takes a penny from his
1. 2 answers
2. asked by Physics 1
3. 563 views
What is the purpose of a response-to-literature essay
1. 1 answer
2. asked by Anonymous
3. 597 views
Josh poured 38 gallons of water into 6 buckets. He poured the same amount into each bucket. How much water did Josh pour into
1. 9 answers
2. asked by selena
3. 2,697 views
What is the displacement from a starting position of (14.0,3.0)m to a final position of (-3.0,-4.0) m?
1. 1 answer
2. asked by Cindy
3. 553 views
A water cooler can hold 40 litres of water when full what fraction of water is left in the cooler if 16 litres is used?
1. 1 answer
2. asked by Jay
3. 466 views
I have this question from an old exam for review. I tried the question but can't get the right answers.An electron in an
1. 5 answers
2. asked by Kara
3. 815 views
A mountaineer is doing a vertical rappel. She is using a big boulder/stone as her anchor. The Mountain guides association
1. 0 answers
2. asked by Riley
3. 712 views
What is the polar notation for a vector that points from the origin to the point (0,5.00) ?
1. 2 answers
2. asked by Cindy
3. 1,106 views
A ball is dropped downward after 1 sec its velocity is 20m/s another ball is dropped from the same point after 2 sec its
1. 1 answer
2. asked by Anonymous
3. 358 views
The ratio of the number of men to the number of women in a club is 3:7.There are 12 more women than men.How many members are
1. 1 answer
2. asked by Dani
3. 1,037 views
Joseph is 3/5 times as old as John.What is the ratio of John's age to Joseph's age?
1. 1 answer
2. asked by Midwas
3. 398 views
I have this question from an old exam for review. I tried the question but can't get the right answers.An electron in an
1. 1 answer
2. asked by Kara
3. 745 views
How do you simplify:(1/(sin^2x-cos^2x))-(2/cosx-sinx)? I tried factoring and creating a LCD of (sinx+cosx)(sinx cosx)
1. 2 answers
2. asked by Shannon
3. 570 views
t:3/4=7/8:15/16=
1. 3 answers
2. asked by Rani
3. 273 views
The height , h, in feet, of a bottle rocket is modeled by:where t is the time in seconds. A. Factor the expression. B. What is
1. 0 answers
2. asked by Anonymous
3. 524 views
Suppose it costs c $260 to purchase us $243.23 .What is exchange rate ?
1. 2 answers
2. asked by Rani
3. 458 views
Find the perimeter and area.a. (1,4), (4,5), (5,2) b. (0,–2), (0,2), (4,0) c. (0, 0), (2, 0), (4,–3)
1. 2 answers
2. asked by Its me
3. 322 views
The tire on Frank Bike moves 75 inches in one rotation. how many rotations will the tire have made after Frank rides 50 feet
1. 1 answer
2. asked by Nuha
3. 731 views
The height , h, in feet, of a bottle rocket is modeled by: H = -16t^2 +60twhere t is the time in seconds. A. Factor the
1. 1 answer
2. asked by Anonymous
3. 934 views
the floor of a lorry is 3m high, a plank 5m longis used as an inclined plan to raise some leading the maximum effort required to
1. 1 answer
2. asked by mike
3. 510 views
the floor of a lorry is 3m high, a plank 5m long is used as an inclined plan to raise some leading the maximum effort required
1. 1 answer
2. asked by mike
3. 521 views
a falcon sitting in its nest sees a mouse on the ground in a nearby field. if the falcon flies directly to the mouse, at what
1. 1 answer
2. asked by DASHAR
3. 741 views
400 g of water are emptied at 20 ° C in a vessel. The container is placed atFire of a flame that gives it a certain amount of
1. 1 answer
2. asked by Nathalie
3. 898 views

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