All Questions

835

+360

Another problem...help please?

Another hard one.

Which expression is equal to (x+2)(x−4)
read more ..

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PhoenixForever Nov 16, 2018

1040

+360

Rational expressions help

Which expression is equal to 4mn^8
read more ..

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PhoenixForever Nov 16, 2018

1631

+360

Help Please! Rational expressions

Its a rational expressions problem.

What are the domain restrictions of the expression h^2+3h−10
&n read more ..

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PhoenixForever Nov 16, 2018

774

Analog Clock

What is the angle, in degrees, between the two hands of an analog Clock at 9:49? And at what EXACT time will the two hands be on top of each other? Thank you for help.

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Guest Nov 16, 2018

1045

+505

Long Word Problem

For a project, Kirk is making a tablecloth for a circular table 3 feet in diameter. The finished tablecloth needs to hang down 5 inches over the edge of the table the way around. To finish the tablecloth, Kirk will fold under and sew 1 inch of the read more ..

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MobiusLoops Nov 16, 2018

1043

help!!

A farmer in china discovers a mammal hide that contains 71% of its original amount of C - 14.

Find the age of the mammal hide to the nearest year.

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Guest Nov 16, 2018

905

+92

Geometry Problem about Circles

The diameter of a circle is 5(2x+28) and a radius of an equal circle is 6(x+5)+x. Find the length of the diameter and the radius.

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FreezingTNT Nov 16, 2018

1265

+322

Sum and Difference Formula

Find the exact value of the trigonometric function given that sin u = 12/13 and cos v = -4/5
(Both sin u and cos v are in Quadrant 2)

cos(u - v) read more ..

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Ruublrr Nov 16, 2018

973

+92

Geometry Proof about Circles

AB, AC are two equal chords of a circle. Prove that the line segment which bisects ∠BAC passes through the center of a circle.

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FreezingTNT Nov 16, 2018

Nov 15, 2018

865

Math

Researchers estimate that there are about 7,000 to 35,000 U.S. tons of plastic debris in the ocean. There are 2,000 pounds in a U.S. ton. Which of these is correct scientific notation for the number of pounds in 35,000 U.S. tons?

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Guest Nov 15, 2018

655

h=-16t^2+19t+3.5

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Guest Nov 15, 2018

850

Physics with Differential Calculus

A Stone is thrown downward from a height of 900 feet with a velocity of 30 ft/sec. Find its distance above the ground after t seconds. What is its velocity after 5 seconds? When will it strike the ground? What it's velocity be when it hits the read more ..

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Guest Nov 15, 2018

659

Slope

(1,9); Slope 4

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Guest Nov 15, 2018

1009

+505

Question

In a group of 120 people, 90 have an age of more 30 years, and the others have an age of fewer than 20 years. If a person is selected at random from this group, what is the probability the person's age is less than 20?

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MobiusLoops Nov 15, 2018

902

Answers Please

An airplane traveled 1,991.25 kilometers at an average speed of 885 kilometers per hour. How long did it take for the airplane to travel this distance?

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Guest Nov 15, 2018

1749

If $n$ is an integer, $1 \leq n \leq 2010,$ how many fractions $\frac{n^2}{2010}$ yield repeating decimals?

If $n$ is an integer, $1 \leq n \leq 2010,$ how many fractions $\frac{n^2}{2010}$ yield repeating decimals?
I have no idea where to start. Can someone help me?

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Guest Nov 15, 2018

-1

684

+4116

Help 19

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NotSoSmart Nov 15, 2018

1524

+6252

Why do sometimes we get the option to filter out answered questions but sometimes we don't?

off-topic

GingerAle ●●●●●●●●

Rom Nov 15, 2018

641

+511

Help

Select the correct option

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kikidylm Nov 15, 2018

-1

1351

+4116

Help 13

Help 13

Opal West has made a claim for an injury of a visiting ten-year-old who broke a toe in the family swimming pool. She carries a home insurance plan with a $500 deductible for physical damages and an $800 deductible for accidental read more ..

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NotSoSmart Nov 15, 2018

-1

760

+4116

Help 3

Help 3
CPhill so am I adding the Total paid by borrowwer or what? I'm a bit confused.

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NotSoSmart Nov 15, 2018

1000

+693

word problem ?

http://prntscr.com/litfal

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critical Nov 15, 2018

All Questions ⁺⁰238360 Questions

Another problem...help please?

Rational expressions help

Help Please! Rational expressions

Analog Clock

Long Word Problem

help!!

Geometry Problem about Circles

Sum and Difference Formula

Geometry Proof about Circles

Math

h=-16t^2+19t+3.5

Physics with Differential Calculus

Slope

Question

Answers Please

If $n$ is an integer, $1 \leq n \leq 2010,$ how many fractions $\frac{n^2}{2010}$ yield repeating decimals?

Help 19

Why do sometimes we get the option to filter out answered questions but sometimes we don't?

Help

Help 13

Help 3

word problem ?

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