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Questions (107)

Determine the zero(s) of the quadratic function
1. 1 answer
2. 138 views
Which statement explain how the figurative meaning of a word or phrase helps a reader?
1. 1 answer
2. 390 views
after world war II why did russia's stance toward europe become dominant and the united states' stance became one that they felt
1. 1 answer
2. 451 views
A rectangular box has a length of 12 inches and a width of 4 inches. The length of the three-dimensional diagonal of the box is
1. 2 answers
2. 993 views
Two ships sail from port P. One sails 14km due south while the other sails 17km on a bearing of 120 degrees. Calculate to one
1. 2 answers
2. 974 views
A square is transformed into a recatangle of perimeter 30 cm, by increasing one side by 3 cm and reducing the adjacent side by 2
1. 1 answer
2. 729 views
a 50 kg block is being pulled up a 37 degree incline with a force of 450 N applied parallel to the incline. The block moves at a
1. 1 answer
2. 599 views
A box slides down a frictionless 35 degree incline. Determine its acceleration. If the incline is 10.0 m long and the box starts
1. 1 answer
2. 1,712 views
-4x<-644/5h>-2 solve each inequality
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2. 358 views
a store manager is accipting applications for part time workers. He can hire no more than 14 people. So far he has hired 9
1. 1 answer
2. 663 views
-5+b<-19 solve inequality and graph
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2. 338 views
solve inequality and grapha-1/4 > 5 3/4
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2. 331 views
I need an example how to graph for aninequality solution. eq. 5<x+31
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2. 359 views
graph inequality k<-1
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2. 442 views
Pat worked 43 hours and received $7.25 per hour for regular pay andtime-and-a-half for all hours over 40 hours. What were her
1. 1 answer
2. 633 views
A theater that is rectangular in shape seats 720 people.The number of rows needed to seat the people would be 4 less if each row
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2. 593 views
What is one way that “The Maori: Genealogies and Origins in New Zealand” contrasts with “The Raven and the First Men: The
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2. 1,470 views
what is th value of 4!
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2. 307 views
the slope of a mountain if 10, 560 feet lenghth and 5,280 feet widthe
1. 0 answers
2. 295 views
A ball is thrown 107 m upward and then falls back to earth.Neglecting air resistance, how long will it be in the air? The
1. 1 answer
2. 1,384 views
The average temperature for the month of April is 65 degrees. The temperatures ranged from 12 degrees warmer or colder. Write
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2. 654 views
15xy (x=y)
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2. 353 views
The marketing manager at Massimino & McCarthy, a chain of retail stores that sells men's clothing, is reviewing marketing
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2. 1,370 views
If the probability of an event happening is 2/5, then the probability of the event not happening is 3/5? This is False. The
1. 1 answer
2. 735 views
which metal react most vigorously?metals aluminum, copper, magnesium, lead, tin, zinc 1. which metal will react most quickly? 2.
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2. 1,077 views
a state of indiana lotto ticket pays winners $0, $5, $25, and $200 with probabilities of 0.94, 0.03, 0.02, and 0.01
1. 1 answer
2. 426 views
A projectile is shot straight up from the earth's surface at a speed of 1.50×104 .
1. 2 answers
2. 766 views
Final Global Business Plan Paper and Presentation for paraguau
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2. 376 views
7/12, 14/30 approximation which is greater
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2. 374 views
The average middle-distance runner at a local high school runs the mile in 4.5 minutes, with a standard deviation of 0.3 minute.
1. 1 answer
2. 3,482 views
what volume of 1M NaOH is needed for the reaction with 1L of 1M HCl?
1. 1 answer
2. 361 views
Whole numbers can be represented by rectangular arrays of tile.What kind of numbers have more than one rectangular array?
1. 1 answer
2. 862 views
Multiply using Area Models – Draw the modela. 1/3 x 4/5 b. 3/4 x 1/5
1. 1 answer
2. 497 views
The queen asked her cook how many guests had attended a recent banquet. “I do not know, my lady” he said, “but every two
1. 3 answers
2. 482 views
The queen asked her cook how many guests had attended a recent banquet. “I do not know, my lady” he said, “but every two
1. 3 answers
2. 554 views
In a bird sanctuary 41 different special of birds are being studied. Three large bird feeders are constructed, each providing a
1. 1 answer
2. 651 views
The Pythagorean Theorem gives the relationship between the sides of a right triangle. The following identities show the
1. 0 answers
2. 850 views
Solve the following polynomial inequalities.4x - 5 ≤ 2(x - 7)
1. 2 answers
2. 938 views
Solve the following polynomial inequalities.A) x^3 - 5x^2 + 2x ≥ -8 B)2(x3 - 2x2 + 3) < x(x - 1)(x + 1)
1. 1 answer
2. 422 views
When px^3 – 2px^2 + 3x – p is divided by (x – 1), the remainder is -5. Find p.
1. 1 answer
2. 336 views
Solve the following polynomial inequalities.a) 4x - 5 ≤ 2(x - 7)
1. 1 answer
2. 395 views
Let f(x) = ax^3 + bx^2 + 3x – 4. If f(x) is divided by (x – 2), the remainder is 2. When it is divided by (x – 1), the
1. 1 answer
2. 355 views
When px^3 – 2px^2 + 3x – p is divided by (x – 1), the remainder is -5. Find p.
1. 1 answer
2. 823 views
Let f(x) = ax^3 + bx^2 + 3x – 4. If f(x) is divided by (x – 2), the remainder is 2. When it is divided by (x – 1), the
1. 1 answer
2. 937 views
Let f(x) = ax^3 + bx^2 + 3x – 4. If f(x) is divided by (x – 2), the remainder is 2. When it is divided by (x – 1), the
1. 0 answers
2. 385 views
When px^3 – 2px^2 + 3x – p is divided by (x – 1), the remainder is -5. Find p.
1. 0 answers
2. 436 views
When px^3 – 2px^2 + 3x – p is divided by (x – 1), the remainder is -5. Find p.(2 marks)
1. 0 answers
2. 304 views
If (x – 3) divides evenly into x^3 – x^2 – kx + k, find k. (2 marks)
1. 1 answer
2. 344 views
Factor each of the following trinomials: (14 marks)A)15s2 + 26s + 8 B) x4 – 5x2 – 36 (hint: let a = x2) C) t2 + 4t – 2 D)
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2. 426 views
if 10.0g of NaF and 20.0 g of HF are dissolved in water to make one liter of solution, what will the pH be? For HF, Ka=6.8x10-4.
1. 1 answer
2. 896 views
what steps would you take to answer2(x-3)-17=13-3(x+2)
1. 2 answers
2. 360 views
what is the concentration of a solution with 5 grams of HBr dissolved in 2 liters of water?
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2. 1,011 views
What is a u square?
1. 1 answer
2. 313 views
a wheel makes 4 3/10 revolutions per minute. if it rotates for 95 minutes, how many revoltutions does it make?
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2. 433 views
a sample of a radioisotope had a mass of 100.0 grams. After exactly 24 days, 6.25 grams remained. The half life of the isotope
1. 1 answer
2. 1,547 views
Create a 6-slide Microsoft® PowerPoint® presentation, including speaker notes, tracing the nutrition needs of both a man and a
1. 1 answer
2. 499 views
structured design (pseudocode only) driving a car
1. 1 answer
2. 377 views
A 3Kg projectile is fired straight upward from earth's surface with a speed that is one-fourth the escape speed. Neglecting air
1. 2 answers
2. 842 views
how much money would have to be invested in an account at 3.98% annual interset to achieve a balance of 25,000 in 17 years ifa.
1. 2 answers
2. 787 views
Is this true or false?In an experiment involving matched pairs, a sample of 13 pairs of observations is collected. The degree of
1. 1 answer
2. 710 views
Is this true or false?In an experiment involving matched pairs, a sample of 13 pairs of observations is collected. The degree of
1. 0 answers
2. 522 views
waterline in my back yard is represented by the equation Y=-1/4x +8What is the slope of the equation what is the Y intercept of
1. 1 answer
2. 416 views
Question: Use logical equivalnces to show that the propositions !p -> (q->r) and q -> (p v r) are logically equivalent.I AM SO
1. 1 answer
2. 578 views
Question: Use logical equivalnces to show that the propositions !p -> (q->r) and q -> (p v r) are logically equivalent.I AM SO
1. 0 answers
2. 523 views
A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 320 km/h in a semicircular arc with a
1. 1 answer
2. 790 views
14. Evolutionary theories often emphasize that humans have adapted to their physicalenvironment. One such theory hypothesizes
1. 1 answer
2. 955 views
true or false. because resources are plentiful, people must make choices.
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2. 414 views
An object that is tossed downward with an initial speed (velocity) of will travel a distance of s meters, where and t is
1. 1 answer
2. 332 views
An architect is designing the floors for a hotel. Each floor is to be rectangular and is allotted 720 ft of security piping
1. 1 answer
2. 1,269 views
Ok I have a bunch of questions, please bare with me and i'd appreciate it VERY much if you could help me with these!1. Assume
1. 0 answers
2. 1,075 views
determine whether the following salts will form acidic, neutral or basic solutions in water.Na2HPO4 CaNO2 NH4CH3COO Al2SO4 NaF
1. 1 answer
2. 976 views
propanoic acid ch3ch2cooh is a weak acid which has a value for dissociation content of ka = 6.3 x 10^-6 calculate the pH of an
1. 5 answers
2. 1,452 views
A 114g sample of sucrose undergoes incomplete combustion according to the reactionC12H22011 + 5O2 ---> 4C + 6CO + 2CO2 + 11H2O
1. 2 answers
2. 846 views
how many ounces in a cup?
1. 1 answer
2. 490 views
in a 4 1/2 mile relay race there were 9 runners what part of a mile did each run
1. 1 answer
2. 519 views
Which organ sterilizes ingested food?A. Salivary glands C. Pancreas B. Stomach D. Liver (B)
1. 2 answers
2. 538 views
this is a sped class. how or how is easiest to teach them?
1. 4 answers
2. 380 views
A laser emits 1.44*10^18 photons per second in a beam of light that has a diameter of 1.98 mm and a wavelength of 524.5 nm.(a)
1. 3 answers
2. 818 views
An electron and a positron each have a mass of 9.11*10^-31 kg. They collide and both vanish, with only electromagnetic radiation
1. 1 answer
2. 802 views
An owl has good night vision because its eyes can detect a light intensity as small as 5.0*10^-13 W/m2. What is the minimum
1. 1 answer
2. 1,407 views
A law enforcement officer in an intergalactic "police car" turns on a red flashing light and sees it generate a flash every 1.5
1. 2 answers
2. 965 views
From a distance of 60 m, a photographer uses a telephoto lens (f = 300.0 mm) to take a picture of a charging rhinoceros. How far
1. 0 answers
2. 528 views
A camera is supplied with two interchangeable lenses, whose focal lengths are 35.0 and 150.0 mm. A woman whose height is 1.80 m
1. 1 answer
2. 1,091 views
A person stands 4.4 m in front of a wall that is covered floor-to-ceiling with a plane mirror. His eyes are 1.9 m above the
1. 1 answer
2. 1,168 views
1.0 X 21 = 21 or 210 because of the decimal point, I just don't remenber how the decimal point works.
1. 1 answer
2. 973 views
1.0 X 21 =
1. 5 answers
2. 317 views
The human eye is most sensitive to light having a frequency of about 5.3*10^14 Hz, which is in the yellow-green region of the
1. 2 answers
2. 2,936 views
In astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. The
1. 1 answer
2. 1,957 views
Prove the identitysin (3 pi/2 + x) + sin (3 pi/2 -x) = -2 cos x
1. 1 answer
2. 993 views
If sin = -3/5 with A in QIV, find cos A/2
1. 1 answer
2. 663 views
If sin = 4/5 with A in QII, and sin B = -3/5 with B in QIV find cos(A-B)
1. 2 answers
2. 1,828 views
A generating station is producing 1.3*10^6 W of power that is to be sent to a small town located 7.0 km away. Each of the two
1. 1 answer
2. 588 views
Suppose you wish to make a solenoid whose self-inductance is 3.0 mH. The inductor is to have a cross-sectional area of 2.0*10^-3
1. 1 answer
2. 540 views
The coil of a generator has a radius of 0.12 m. When this coil is unwound, the wire from which it is made has a length of 5.5 m.
1. 1 answer
2. 698 views
The average emf induced in the secondary coil is 0.10 V when the current in the primary coil changes from 3.2 to 2.0 A in 0.10
1. 1 answer
2. 521 views
A piece of copper wire has a resistance per unit length of 6.45*10-3 /m. The wire is wound into a thin, flat coil of many turns
1. 2 answers
2. 1,547 views
In a lightning bolt, 13 C of charge flows in a time of 1.5*10-3 s. Assuming that the lightning bolt can be represented as a
1. 1 answer
2. 785 views
An electric power line carries a current of 1600 A in a location where the earth's magnetic field is 4.0*10-5 T. The line makes
1. 1 answer
2. 1,137 views
There is a 0.225 T magnetic field directed along the +x axis and a field of unknown magnitude along the +y axis. A particle
1. 3 answers
2. 525 views
The average power dissipated in a stereo speaker is 54 W. Assuming that the speaker can be treated as a 4.0- resistance, find
1. 3 answers
2. 895 views

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