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Mathematics 17 Online
OpenStudy (hedgepig):

Solve for y.

OpenStudy (hedgepig):

y^2=64

OpenStudy (kohai):

What do you think you should do first

OpenStudy (hedgepig):

I don't know

OpenStudy (kohai):

Do you know order of operations

OpenStudy (hedgepig):

what do you mean

OpenStudy (kohai):

You know

OpenStudy (kohai):

PEDMAS

OpenStudy (hedgepig):

please excuse my dear aunt sally?

OpenStudy (hedgepig):

oooh this is exponents isn't it

OpenStudy (hedgepig):

it's 8... that's the solution?

OpenStudy (kohai):

Yus :3

OpenStudy (hedgepig):

it says I'm wrong.

OpenStudy (kohai):

Oh

OpenStudy (hedgepig):

I'm missing an answer?

OpenStudy (kohai):

What's the square root of 64

OpenStudy (hedgepig):

8

OpenStudy (kohai):

Yeah so idk why it's telling you it's wrong. Try random numbers

OpenStudy (hedgepig):

hmm ran out of tries. it said the answer is {-8,8}

OpenStudy (kohai):

Lol. Sorry bro

OpenStudy (astrophysics):

\[y^2 = 64 \implies y = \pm 8\] square roots always give a positive and negative value, something to note :)

OpenStudy (kohai):

Oh haha

OpenStudy (astrophysics):

Yeah :P, they be sneaky

OpenStudy (hedgepig):

ok thank you

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