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779

MATH!

Hard math:

If x+y = 2 and xy = 23, then what is x^2 + y^2?

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Guest Jun 23, 2017

966

exponent

how do I put the upside down V in the calculator

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Guest Jun 23, 2017

845

forum

8^26-8^25/8^25 8^26

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Guest Jun 23, 2017

615

What are some 6 grade things for math I should know?

whatis cosh i'm only in 5 grade going to 6 grade and I want to get a head start in knowing square root decimals fractions and more things for my grade can you help

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Guest Jun 23, 2017

720

Indices extended question

if the speed of light in a vacuum is 2.998*10^8 ms^-1
how long does it take for light to travel 1m, 1 cm, 1mm

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Guest Jun 23, 2017

3319

Whenever Deven and Laura owe each other money, they 'pay' each other using stickers. They've agreed that a Harry Potter sticker is worth 49

Whenever Deven and Laura owe each other money, they "pay" each other using stickers. They've agreed that a Harry Potter sticker is worth 49 dollars and a Twilight sticker is worth 35 dollars. They can even use stickers as "change" if one person overpays read more ..

Alan ●●

Guest Jun 23, 2017

932

what is 4(5x+6)-20x+8

TheXSquaredFactor ●

Guest Jun 23, 2017

764

General Math quiz

Let f(x) = 4x-5 and g(x) = 3x, find (f/g)(x).

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Guest Jun 23, 2017

-1

1153

For the moderators

I never insulted anyone, and never cussed someone out, But everytime i write something, you delete it. I criticize people sometimes, it doesnt mean i hate them. All i want from you is to stop deleting my posts. I will NEVER cuss anyone, those arent my intentions. read more ..

off-topic

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Guest Jun 23, 2017

906

Can You Help

Ava and Emily both love reading books. 2/7 of Ava's books is equal to 1/9 of Emily's books. What is the ratio of Ava's to Emily's books? (Express your answer in the simplest form)

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Guest Jun 23, 2017

830

Logarithm Problems

3^x - 3^-x = 6.832 >> Calculator has solved this question for me...however I cannot understand method used....Can you help

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Guest Jun 23, 2017

1909

identify the value of a,b and c

1.) 3x^2-2x-16=0
2.) 3x-16=0
3.) 51x^2-56x=0
plsss helpppp read more ..

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Guest Jun 23, 2017

805

NEED HELP WITH THIS QUESTION???

when 24volts is applied across a certain resistor the current produced is 8mA. what voltage is needed to produce a current of 13 mA?

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Guest Jun 23, 2017

917

what is the answer

7x^2/3 * 9/14x

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Guest Jun 23, 2017

847

Idek

what is 21 - -11

hectictar ●

Guest Jun 23, 2017

724

how do you multiply exponents with different bases.

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Guest Jun 23, 2017

1008

is there a formula to divde x by itself y times.

is there a formula to divde x by itself y times.

eg.
x=3 read more ..

hectictar ●●●

Guest Jun 23, 2017

Jun 22, 2017

1152

-9

None of my answers can be seen

why is this?

off-topic

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IneedHealing Jun 22, 2017

All Questions ⁺⁰237641 Questions

MATH!

exponent

forum

What are some 6 grade things for math I should know?

Indices extended question

Whenever Deven and Laura owe each other money, they 'pay' each other using stickers. They've agreed that a Harry Potter sticker is worth 49

what is 4(5x+6)-20x+8

General Math quiz

For the moderators

Can You Help

Logarithm Problems

identify the value of a,b and c

NEED HELP WITH THIS QUESTION???

what is the answer

Idek

how do you multiply exponents with different bases.

is there a formula to divde x by itself y times.

None of my answers can be seen

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