All Questions

-1

558

+980

Help!?

If , solve for x.

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qwertyzz Mar 31, 2020

903

HELP

Find the distance from the point $(15,-21)$(15,−21) to the line for which $f(4)=-8$f(4)=−8 and $f(8)=-18$f(8)=−18 . Round your answer to the nearest tenth.

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Guest Mar 31, 2020

636

help

Bob was driving home at an average speed of 40mph for 2 hours. How fast should he drive for the next 1 hour to have an average speed of 50mph?

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Guest Mar 31, 2020

493

math

Either enter an exact answer in terms of \piπpi or use 3.143.143, point, 14 for \piπpi and enter your answer as a decimal.

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Guest Mar 31, 2020

-1

499

Find the number of ways of arranging the numbers 1, 2, 3, ..., 11, 12 in a array (with three rows and four columns), so that the

Find the number of ways of arranging the numbers 1, 2, 3, ..., 11, 12 in a array (with three rows and four columns), so that the sum of the numbers in each column is divisible by 3. Each number must appear exactly once in the read more ..

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Guest Mar 31, 2020

634

Square root

The vertices of right triangle ABC ABC are A(−1, 2) A(−1, 2) , B(3, 2) B(3, 2) , and C(3, 7) C(3, 7) . The triangle is dilated with a scale factor of 2. Estimate the perimeter of the dilated figure to the nearest whole number.

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Guest Mar 31, 2020

436

help

Kim, Betty, and Sarah are cousins. Kim is 4 times as old as Sarah and Betty is 3 years older than Kim. The sum of all their ages is 75. Find the ages of each of the girls.

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Guest Mar 31, 2020

3160

A hamster runs at a speed of 12 centimeters per second in a wheel of radius 12 centimeters.

A hamster runs at a speed of 12 centimeters per second in a wheel of radius 12 centimeters.
How fast will the wheel spin in revolutions per minute?

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Guest Mar 31, 2020

1141

A truck's 40-in.-diameter wheels are turning at 525 rpm

A truck's 40-in.-diameter wheels are turning at 525 rpm.
Find the linear speed of the truck in mph:

ElectricPavlov ●

Guest Mar 31, 2020

525

algebra 2

Graph the function.

f(x)=3sin(x)
Use the sine tool to graph the function. The first point must be on the midline and the second point must be a maximum or minimum value on the graph closest to the first point. read more ..

ElectricPavlov ●

Guest Mar 31, 2020

-2

555

+980

I need help fast!!!

https://web2.0calc.com/questions/help_47270

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qwertyzz Mar 31, 2020

1345

help

upper bound
what is 43.18 cm to the correct 2 decimal place

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Guest Mar 31, 2020

2718

help

A train is going on a journey. First it travels east for 50 kilometers. Then it turns north and travels for 22 kilometers. Next it goes west for 50 kilometers. Finally, it travels south for a certain number of kilometers. At the end of its journey it is read more ..

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Guest Mar 31, 2020

-1

482

Help

In the coordinate plane, we plot the point $(4t - 4, -2t + 7)$ for every real number $t$ to obtain a graph $\mathcal{G}.$ For example, when $t = 2$, we have $4t - 4 = 4$ and $-2t + 7 = 3$, so the point $(4,3)$ lies on the graph $\mathcal{G}$. read more ..

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Guest Mar 31, 2020

803

+343

How many state capitals are west of LA?

How many state capitals are west of LA?
Just a riddle.

off-topic

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nchang Mar 31, 2020

-2

518

+980

Help!!

For how many integers n is it true that

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qwertyzz Mar 31, 2020

-1

530

+208

math problems

find the domain and range

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monkeyree1124 Mar 31, 2020

-1

564

+154

Help plzz

Help Plz.

ElectricPavlov ●

whatisthis1010 Mar 31, 2020

792

Help

Simplify
sin 70 cos 50 + sin 260 cos 280

In degrees read more ..

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Guest Mar 31, 2020

584

help!

In a class,1/2 of the male students and 2/3 of the female students speak Frenc. If there are 3/4 as many girls as boys,what fraction of the entire class speaks Frenc?

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Guest Mar 31, 2020

927

i need help with my math question!!

Given that $x + y = 3$ and $x - y = 4$, find $2x^2 + 2y^2$.

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Guest Mar 31, 2020

509

Math help please

A pack of cinnamon-scented pencils sells for $8.00. What is the sales tax rate if the total cost of the pencils is $8.32?

ElectricPavlov ●

Guest Mar 31, 2020

567

+208

slop

find the slope-intercept

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monkeyree1124 Mar 31, 2020

All Questions ⁺⁰234777 Questions

Help!?

HELP

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math

Find the number of ways of arranging the numbers 1, 2, 3, ..., 11, 12 in a array (with three rows and four columns), so that the

Square root

help

A hamster runs at a speed of 12 centimeters per second in a wheel of radius 12 centimeters.

A truck's 40-in.-diameter wheels are turning at 525 rpm

algebra 2

I need help fast!!!

help

help

Help

How many state capitals are west of LA?

Help!!

math problems

Help plzz

Help

help!

i need help with my math question!!

Math help please

slop

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