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Post New Question
All Questions
+0
232855 Questions
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716
2
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
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891
1
exponent
how do I put the upside down V in the calculator
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Guest
Jun 23, 2017
0
767
1
forum
8^26-8^25/8^25 8^26
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Guest
Jun 23, 2017
0
547
2
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
0
638
1
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
0
3264
2
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
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Guest
Jun 23, 2017
0
857
1
what is 4(5x+6)-20x+8
what is 4(5x+6)-20x+8
TheXSquaredFactor
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Guest
Jun 23, 2017
0
692
1
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
1072
3
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
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829
3
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
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758
1
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
+1
1
1854
1
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
0
730
1
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
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840
4
what is the answer
7x^2/3 * 9/14x
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Guest
Jun 23, 2017
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770
1
Idek
what is 21 - -11
hectictar
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Guest
Jun 23, 2017
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659
1
how do you multiply exponents with different bases.
how do you multiply exponents with different bases.
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Guest
Jun 23, 2017
0
938
3
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
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Guest
Jun 23, 2017
Jun 22, 2017
+2
1103
16
-9
None of my answers can be seen
why is this?
off-topic
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IneedHealing
Jun 22, 2017
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