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Questions (188)

Use matrices to determine the solution to this system of equations of three planes:pi1 = 2x - y + z = -3 pi2 = x + y - 2z = 1
1. 1 answer
2. 257 views
A squirrel is picking up acorns from the bottom of an oak tree.The squirrel is picking up the acorns from an oak tree. What is
1. 4 answers
2. 704 views
A golf ball has a rebound percentage of 60%. If it is dropped from 30 feet, how high will it bounce on the 5th bounce?
1. 2 answers
2. 1,514 views
Consider the graph of the cosine function shown below. y=4 cos (2 x)a. Find the period and amplitude of the cosine function. b.
1. 2 answers
2. 1,204 views
a ferris wheel with a radius of 14m makes one revolution every 30 seconds. the bottom of the wheel is 2.5m above the ground.a)
1. 2 answers
2. 3,939 views
Provide an appropriate response.Suppose that A and B are two matrices such that A + B, A - B, and AB all exist. What can you
1. 1 answer
2. 1,193 views
A $76,000 trust is to be invested in bonds paying 8%, CDs paying 7%, and mortgages paying 10%. The bond and CD investment must
1. 1 answer
2. 889 views
A plane makes a 240-mile trip against a head wind in 1 hour and 30 minutes and returns, with a tail wind of the same speed, in 1
1. 2 answers
2. 778 views
How much will you have accumulated, if you annually invest $1,500 into an IRA at 8% interest compounded monthly for 40 years?
1. 1 answer
2. 592 views
How much will you have accumulated, if you annually invest $1,500 into an IRA at 8% interest compounded monthly for 5 year?
1. 0 answers
2. 464 views
the interest rate on car loans increase from 8% to 9%. although this is a rise of only 1 percentage point, you will be paying
1. 1 answer
2. 541 views
I need help finding a local public policy web site and federal public policy website on foster care.
1. 2 answers
2. 575 views
If the manager __________ here, we could meet the person who __________ all loans.A. were; approves B. was; approves C. were;
1. 2 answers
2. 4,360 views
For three consecutive odd integers, the sum of 3 times the first integer and 2 times the second integer is 77 less than 4
1. 1 answer
2. 503 views
calculate the mass of 120 cc of nitrogen at NTP. How many number of molecules are present in it?
1. 2 answers
2. 2,055 views
SinA + sinB/sinA - sinB= tanA+B/2cotA-B/2
1. 1 answer
2. 1,145 views
why did Picasso use cubism/ shapes in weeping woman?
1. 2 answers
2. 643 views
input 10 output 5input 15 output 6 input 20 output 7 input 25 output 8 what is the pattern thanks
1. 1 answer
2. 452 views
A box containing food supplies for a refugee camp was dropped from a helicopter flying horizontally at a constant elevation of
1. 1 answer
2. 777 views
From the top of a light house the angle of incidence of the two ships are 45&30 degree respectively if both the ships are at a
1. 1 answer
2. 452 views
A bullet is fired through a wooden board with a thickness of 10.0 cm. The bullet hits the board perpendicular to it, and with a
1. 1 answer
2. 963 views
Name the types of fraudulent billing.
1. 2 answers
2. 461 views
Dr. Pearson has recently been hired into the Central City Internal Medicine Group as its fifth physician. He has recently
1. 1 answer
2. 2,392 views
is Dr. Pearson subject to liability although he doesn't know Meridith is conducting fraud activities
1. 1 answer
2. 869 views
Picnickers see a lightning flash and hear the resulting thunder 9.0 s later. If the storm is traveling at a rate of 15 km/h,
1. 0 answers
2. 1,260 views
How many three digits codes (single digits 0-9) are possible part A is codes must exceed value of 400 i think answer is 400
1. 1 answer
2. 468 views
In box containing marbles 1-75, how many ways A) first marble are chosenAnswer, i think 1/75 Part B) two marbles are chosen i
1. 0 answers
2. 592 views
A box has ten dollars, one is five dollar and four of one dollars. If two bills are chosen at random without replacement, find
1. 1 answer
2. 683 views
Assume that the readings on the thermometers are normally distributed with a mean of 0 degrees and standard deviation of 1.00
1. 1 answer
2. 1,310 views
Jenna says that no row or column contains products with only odd numbers. Do you agree? explain.
1. 18 answers
2. 8,029 views
H3PO4+3Ca(OH)2=Ca3(PO4)2=6H2OIf 44.6g of Ca3(PO4)2 are formed in the above reaction, how many moles of H3PO4 must have been
1. 1 answer
2. 872 views
A long jumper leaves the ground at an angle of 24.4◦to the horizontal an data speed of 9.52m/s.How far does he jump?The
1. 1 answer
2. 712 views
(a+10)(a-10)/(a-10)(a+4)Simplify rational expressions
1. 2 answers
2. 481 views
Zoe had a board 5 1/4 feet long. She cut off a piece. Now the board is 3 5/6 feet long. How long was the piece she cut off?
1. 4 answers
2. 1,586 views
1. Resolve an acceleration vector of 40m/s^2 [25 degrees E of S] into its componentsFor this I got 17 as my x component and 36
1. 2 answers
2. 1,216 views
I am given this data table:Time After Consumption (min): 30, 60, 90, 120, 150, 180 Amount of Codeine in Blood (mg): 27.0, 23.5,
1. 0 answers
2. 537 views
I am given this data table:Time After Consumption (min): 30, 60, 90, 120, 150, 180 Amount of Codeine in Blood (mg): 27.0, 23.5,
1. 1 answer
2. 572 views
How much energy in MeV is released to form one atom of 87Rb from protons, electrons, and neutrons if the nucleus has a mass of
1. 7 answers
2. 690 views
99% of men scored between -52.68 ,64.64 where did 95% of the values for weight relative to the ideal lie?
1. 1 answer
2. 479 views
If a tree casts a shadow of 12 feet at the same time that 6 foot person casts a shadow what is the length of the three to the
1. 1 answer
2. 614 views
1) Both carbon dioxide and water are pure substances. How are they similar to each other?A. both substances have a set ratio of
1. 4 answers
2. 1,373 views
7.75 litres of radon gas is at 1.55 atm and -19 degrees c what is the volume at stp
1. 1 answer
2. 806 views
What did Thura’s family and Zdenko’s parents choose to do when they were faced with overwhelming conflicts?
1. 3 answers
2. 375 views
Please Check My Answer I don't know if they are right or wrong and if they are wrong can u give me the correct answers. ? Thanks
1. 5 answers
2. 2,430 views
A car of mass 1420 kg rests on a hydraulic lift with a piston of radius 0.26 m that is connected to a second piston of radius
1. 2 answers
2. 643 views
You are pushing a refrigerator across the floor of your kitchen. You exert a horizontal force of 294 N for 7.6 s, during which
1. 1 answer
2. 977 views
Critical thinking question: how is current child welfare policy and practice shaped by religious and philosophical beliefs,
1. 0 answers
2. 414 views
when using the internet to conduct research,it is most important to?
1. 1 answer
2. 614 views
Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 100 feet, and ball 2 is
1. 1 answer
2. 991 views
Why are models important?
1. 1 answer
2. 386 views
slope line of (-1,3)(4,5)
1. 1 answer
2. 329 views
Suppose we take a random sample of size n from a normal population with variance, σ2 . It can be shown that (n−1)s2/σ2 has a
1. 1 answer
2. 1,004 views
sam, pam, ken, and jen wrote each of their names on a slip of paper and placed them in a bowl.Sam was the first to randomly
1. 1 answer
2. 504 views
$800 worth of tickets were sold.adult price is $6.children is $3 and seniors $2. 90 adult purchase ticket,60 children purchase
1. 0 answers
2. 969 views
john is think of a number. If you divide the difference of his number and 12 by 7, and then add 23, the result is 32. what is
1. 2 answers
2. 445 views
on a scatter plot how can you determine if driving speed and driving time show a positive, negative or no relationship?
1. 0 answers
2. 469 views
4. An investor purchases a mutual fund share for $100. The fund pays dividends of $3, distributes a capital gain of $4, and
1. 1 answer
2. 1,276 views
A cylindrical container has a volume of 226 cubic inches. the container is filled 3/4 of the way with water. To the nearest
1. 1 answer
2. 804 views
Please show me step by step if possible:Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft².
1. 2 answers
2. 682 views
Please show me step by step if possible:Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft².
1. 1 answer
2. 1,085 views
Newton’s Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the
1. 0 answers
2. 881 views
Do anyone know what the domain and vertical asymptote is for:f(x)=4 ln(x)
1. 1 answer
2. 822 views
Newton’s Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the
1. 0 answers
2. 730 views
Newton’s Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the
1. 1 answer
2. 769 views
Could someone please help me with this word problem?The City Zoo has different admission prices for adults and children. When
1. 1 answer
2. 2,108 views
Please show me step by step in finding the center and the radius of the circle, then graphing if possible:(x-3)²+y²=6 Thanks
1. 1 answer
2. 389 views
will you please show me step by step in solving: 1/2 log b + 3 log c.I need to express as a single log logarithm and if
1. 1 answer
2. 506 views
Please show me step by step on solving this problem? log₅(2x-9)+ log₅(x+2)= 1Thank you I'm getting 2x²-5x-28=0 which is a
1. 1 answer
2. 559 views
ln x¹³ = (ln x)² please show me how to solve this step by stepThanks
1. 1 answer
2. 428 views
is y=0.005x^2+10 a fuction?
1. 1 answer
2. 875 views
√3x-2+√2x+5+1=0 Could this square root problem be solved by using a graphing TI-84 Plus calculator? If so, will you please
1. 3 answers
2. 610 views
a psychologist at a mental hospital was asked to determine whether there was any clear difference in the length of stay of
1. 1 answer
2. 752 views
kept $200 in her savings account for a year, the bank pays 6 1/2% interest per year. how much interest did she receive at the
1. 1 answer
2. 468 views
nancy borrowed $900 from her credit union for 2 years. the interest rate for the lona was 7%. how much did she pay
1. 1 answer
2. 543 views
need to check my answer, exam 042020 which type of line is considered to be softening line in design
1. 6 answers
2. 555 views
what is gm bailout?
1. 1 answer
2. 252 views
what is the don't ask don't tell? and are there other related terms they use with this? thank you
1. 1 answer
2. 335 views
United States citizens living in Switzerland must pay taxes on their income to both the United States and to Switzerland. The
1. 0 answers
2. 574 views
how do you make the following sentence in a if...ans then statement?if you multitask the result won't be as good as you not
1. 1 answer
2. 297 views
Thank you soooo much. you have helped me so much since yesterday, i really appreciate it especially since you helped me removew
1. 2 answers
2. 487 views
maybe making them pat thier head and rub their stomachor hear a lecture and draw while youre hearing it and then answer
1. 0 answers
2. 427 views
Writeacher, its me again i just wanted to know if the experiment of the math test and music is enough for the multitasking
1. 3 answers
2. 480 views
Does multitasking help a person or mess up all tasks?(referring to human reaction)is there any way to make this topic more
1. 8 answers
2. 531 views
Pranav reduced the size of a rectangle to a width of 7 inches. What is the new height if it was originally 49 inches wide and 28
1. 1 answer
2. 556 views
Ti(s)+2Cl2(s)-TiCl4(s) compute theoretical yield in moles 8 mol Ti, 8 mol Cl2
1. 1 answer
2. 1,924 views
how to solve for a 28.4 L sample of methane gas is heated from 35.0° C to 76.0° C. The initial pressure of the gas is 1.00 atm
1. 1 answer
2. 576 views
Question: how to solve for a 28.4 L sample of methane gas is heated from 35.0° C to 76.0° C. The initial pressure of the gas
1. 1 answer
2. 1,023 views
A 28.4 L sample of methane gas is heated from 35.0 C to 76.0 C. The initial pressure of the gas is 1.00 atm at 35.0 C. Assuming
1. 1 answer
2. 505 views
Consider a roller coaster as it travels near the bottom of its track as sketched in the figure below. At this point, the normal
1. 1 answer
2. 1,422 views
In the figure below, m1 = 9.5 kg and m2 = 4.0 kg. The coefficient of static friction between m1 and the horizontal surface is
1. 1 answer
2. 595 views
Tell your parents why you want to be drug free?
1. 1 answer
2. 339 views
Is (the worried lady) in the following sentence the subject or is it a adjective phrase?Gazing over her shoulder, the worried
1. 1 answer
2. 569 views
what you could see at fire station?
1. 1 answer
2. 327 views
why would 'STOP,DROP and ROLL' be effective to put out a fire?
1. 1 answer
2. 438 views
abbreviation for HOT
1. 1 answer
2. 434 views
what we can made out of trees?
1. 1 answer
2. 341 views
how johnny chapman becomes johnny appleseed
1. 4 answers
2. 555 views
what are needs in our community?what are wants in our community?
1. 2 answers
2. 365 views
what are needs in your home?what are wants in your home?
1. 2 answers
2. 410 views
why is cellulose a tough material?why does cellulose need to be so tough? please help
1. 1 answer
2. 589 views

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