All Questions

940

+1124

Turning point if

good morning all the good people!,..(sorry, can't help it, this is my slogan..

),

If , and the turning point is D(2;18), calculate the turning point for f(3x).
read more ..

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juriemagic Feb 21, 2019

879

+1443

Thx for the help.

it takes a boy 1 hour to mow the front lawn on Saturday morning. The following week he does the same lawn in 0.5 hours. Since he is mowing the same distance, the work is the same. Did the boy use the same amount of power the second time?

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SmartMathMan Feb 21, 2019

1210

monthly depreciation rate?

If a computer depreciates at a rate of 22% per year, what is the monthly depreciation rate?

Select one:
a. 1.83% read more ..

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Guest Feb 21, 2019

684

This is a top. The parts with 0 and 1 have an angle of 95. The other parts all have an angle of 45.

This is a top. The parts with 0 and 1 have an angle of 95°. The other parts all have an angle of 45°.

1a. How big of a chance is there that you spin read more ..

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Guest Feb 21, 2019

963

How much of a radioactive substance?

How much of a radioactive substance must be presented to decay to 60 grams in 11 years if the half-life of the substance is 3.9 years?

Select one:
a. Between 400 and 420 grams read more ..

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Guest Feb 21, 2019

714

the amount of money?

Which of the following equations describes the amount of money, A, that results from investing a principal of $900 at 5% interest, compounded 5 times a year, over a period of t years.

Select one: read more ..

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Guest Feb 21, 2019

413

Help please!

upper box plot = men
hours from the start
lower box plot = women read more ..

Guest Feb 21, 2019

436

Math questions

vertical axis = cumulative frequency
horizontal axis = time in minutes
read more ..

Guest Feb 21, 2019

449

Graphing question

I need to draw a parallelogram using a compass and straightedge, by using the fact that the consecutive angles are supplementary.

Guest Feb 21, 2019

771

+1443

Help Plz! This is urgent.

If it took a gardener 20. (1200. s) to finish tilling his garden using 3500 W of power, how much work did he do?

Rom ●

SmartMathMan Feb 21, 2019

-1

624

math

what is x/7=3

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loverbug Feb 21, 2019

508

13.6 10.26.8

Guest Feb 21, 2019

1580

+155

Need Help Please

Alan repairs televisions. His revenue is modeled by the function R(h)=10+30h for every h hours he spends repairing televisions. His overhead cost is modeled by the function C(h)=5h2−25 dollars.
read more ..

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jj88778 Feb 21, 2019

718

+155

Help

How many solutions does the system have?

y=−2x+4
y=x^2−2x+4 read more ..

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jj88778 Feb 21, 2019

958

+511

Can Someone Help

Sergio launches a projectile from the top of a 50- foot high building. The initial velocity of the projectile is 32 feet per second. The height of the projectile is modeled by the function h(t)=−16t^2+32t+50 , where t is measured in seconds read more ..

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kikidylm Feb 21, 2019

853

+322

Derivatives

Differentiate.

f(x)= sec(θ) tan(θ)
read more ..

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Ruublrr Feb 21, 2019

831

+115

help for a friend

For f(x)=x^2+x+1. This polynomial has two different roots r1 and r2. Find all the values of x- for which the sequence approaches reach r1; for which the sequence approaches r2; and for which the sequence does not approach any root (the set of exceptional read more ..

Drazil Feb 21, 2019

745

+1008

Off topic but if you have any more question!

I will be on the next hour or two so please feel free to ask questions in the ask a new question on the board!!!

off-topic

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Nickolas Feb 21, 2019

741

+1443

HELP ! Plz!

If it took a gardener 20. (1200. s) to finish tilling his garden using 3500 W of power, how much work did he do?

SmartMathMan Feb 21, 2019

398

PLZ HELP

MathWizard likes to play a fun number trick on her friends. She tells them to think of a number. She then tells them to subtract their number from 2 and multiply the result by 5. To this product she tells them to add half the difference when 24 is subtracted read more ..

Guest Feb 21, 2019

592

pls help

clarence is finishing his basement. he needs sheet sof drywall that are 4' by 8' but his doorway is only 85" by 36" wide because of the corners in the stairwell, the sheets of drywall must be carried vertically. Will the drywall fit through the doorway? read more ..

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Guest Feb 21, 2019

780

How much of each solution should Mia use?

Jane needs to make 10 liters of a solution that is 10% salt. She has a solution that is 5% salt and a solution that is 25% salt. How much of each solution should Mia use?

Select one:
a. 4 liters of the 5% salt solution and read more ..

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Guest Feb 21, 2019

566

linear equations

x1+x2+x3=0
x2=0
solve using back substitution read more ..

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Guest Feb 21, 2019

745

Measurements

thanks

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Guest Feb 21, 2019

All Questions ⁺⁰237795 Questions

Turning point if

Thx for the help.

monthly depreciation rate?

This is a top. The parts with 0 and 1 have an angle of 95. The other parts all have an angle of 45.

How much of a radioactive substance?

the amount of money?

Help please!

Math questions

Graphing question

Help Plz! This is urgent.

math

13.6 10.26.8

Need Help Please

Help

Can Someone Help

Derivatives

help for a friend

Off topic but if you have any more question!

HELP ! Plz!

PLZ HELP

pls help

How much of each solution should Mia use?

linear equations

Measurements

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