All Questions

954

whats 1/2 of 1,200?

whats1/2 of 1,200

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Guest Apr 2, 2017

835

+885

Please help !

Determine the number of positive integers a less than 12 such that the congruence has a solution in x.

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ant101 Apr 2, 2017

694

What do X & Y equal?

What do X and Y equal? 4x-3y=-24, x=2y-11

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Guest Apr 2, 2017

883

Half-life.......

A radioactive element has a half-life of h years. In 500,000 years a given amount of this element would decay to 10% of its original amount. What is the half-life of this element? Thanks for help.

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Guest Apr 2, 2017

601

what

what is the mathematical number e?

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Guest Apr 2, 2017

928

Inegrate......

Integrate the following: ∫x^2 sin^3 (x) dx. Also, please show steps of solution.
I thank you for any help.

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Guest Apr 2, 2017

548

Pr(X≥7.1)

Pr(X≥7.1)
not sure how to calculate

Guest Apr 2, 2017

732

Please help guys

Max was fixing wheels to 236 toy cars in a factory.Each car needed 4 wheels.Max was given 748 wheels only.(a)How many wheels would Max need?(b)How many toy cars had no wheels?

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Guest Apr 2, 2017

537

equations - substitution in formulae

Calculate V when h= 2 and s= 2 in the formula hs2

Guest Apr 2, 2017

835

Math question

Raj and David save a same amount of money.David spent $120 buying a birthday gift for her friend.In the end Raj had 3 timesas much as David.How much does raj have?

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Guest Apr 2, 2017

719

Please help

The square root of 7/2 (seven halves) multiplied by the square root of 5/3 (five thirds)

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Guest Apr 2, 2017

884

Circumference and Perimeter

Please help.

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Guest Apr 2, 2017

744

Help

Write as a single logarithm. 4lnx+7lnx-3lnz

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Guest Apr 2, 2017

761

Studying for test

simplify log3=1/square root of 3

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Guest Apr 2, 2017

797

caluculate how many lbs of sulpher are contained in 3,805 lbs of coal that has 5% pure sulpher content

calculate how many lbs of sulfur are contained in 3,805 lbs of coal that have 5%of pure sulfur

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Guest Apr 2, 2017

684

convert 3,390 lbs of coal that has 3% of pure sulpher content

calculate of sulpher are contained in 3,390 lbs of coal that has 3% pure sulpher content

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Guest Apr 2, 2017

787

Help!!! Super Hard question!!!!! Impossible to solve!

Can a quadrilateral be made with two right angles and two parallel sides????

Yes/NO?

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Guest Apr 2, 2017

Apr 1, 2017

752

help

Find the volume of a regular hexagonal pyramid with sides 3 feet long. The lateral faces make a 35 degree angle with the base.

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Guest Apr 1, 2017

744

Quick Question about a huge issue I have with my physic's class

how do you solve for time using the radius of a circle and gravity?

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Guest Apr 1, 2017

5541

How do i solve the equation 2^(3x-2)=3^(2x-1)

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Guest Apr 1, 2017

832

Help please

Square root of h3
----------------------(over)
square root of 8
read more ..

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Guest Apr 1, 2017

All Questions ⁺⁰235570 Questions

whats 1/2 of 1,200?

Please help !

What do X & Y equal?

Half-life.......

what

Inegrate......

Pr(X≥7.1)

Please help guys

equations - substitution in formulae

Math question

Please help

Circumference and Perimeter

Help

Studying for test

caluculate how many lbs of sulpher are contained in 3,805 lbs of coal that has 5% pure sulpher content

convert 3,390 lbs of coal that has 3% of pure sulpher content

Help!!! Super Hard question!!!!! Impossible to solve!

help

Quick Question about a huge issue I have with my physic's class

How do i solve the equation 2^(3x-2)=3^(2x-1)

Help please

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