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Mathematics 16 Online
OpenStudy (kaley246):

i need help

OpenStudy (kaley246):

@SarahStyles

OpenStudy (kaley246):

@iGreen

OpenStudy (anonymous):

okay what do you need help with? what is the question?

OpenStudy (kaley246):

@SolomonZelman

OpenStudy (kaley246):

find the difference of \[9\sqrt{7} and \sqrt{28}\]

OpenStudy (kaley246):

\[A. 7\sqrt{7}\]

OpenStudy (kaley246):

b. \[11\sqrt{7}\]

OpenStudy (kaley246):

C. \[3\sqrt{5}+10\sqrt{2}\]

OpenStudy (kaley246):

@SarahStyles

OpenStudy (kaley246):

@iGreen

OpenStudy (anonymous):

okay give me a sec...

OpenStudy (kaley246):

can u help me with this promblem @iGreen please

OpenStudy (kaley246):

@SarahStyles do u have the answer @jamaica25 do u have the answer

OpenStudy (anonymous):

\[7\sqrt7\]

OpenStudy (kaley246):

are u sure that the answer

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

I'm sure. :)

OpenStudy (kaley246):

Simplify \[4\sqrt{2}+\sqrt{32}-\sqrt{16}\]

OpenStudy (kaley246):

A. \[4\sqrt{2}+\sqrt{32}-4\]

OpenStudy (kaley246):

B, \[8\sqrt{2}-4\]

OpenStudy (kaley246):

C. \[9\sqrt{2}-4\]

OpenStudy (kaley246):

D. \[4\sqrt{2}-16\]

OpenStudy (kaley246):

thats my question

OpenStudy (kaley246):

and answer choices

OpenStudy (anonymous):

do you not want to know how then you can do all of them without help

OpenStudy (kaley246):

@SarahStyles

OpenStudy (kaley246):

@jamaica25

OpenStudy (kaley246):

@iGreen

OpenStudy (anonymous):

look at sqrt 32 ==2*4*4 take out the 4sqrt2 do likewise answer B

OpenStudy (kaley246):

are u sure

OpenStudy (anonymous):

yes

OpenStudy (kaley246):

the other one have a pic on it and i dont know how tto put the pic up there

OpenStudy (anonymous):

you and me both

OpenStudy (kaley246):

wait what do u mean

OpenStudy (kaley246):

@iGreen

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