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AriPotta
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what's the question?

hartnn
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49 is the square of ?

jhonyy9
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so do you know the formula of differents of two squares ?

AriPotta
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i'm so confused

UsukiDoll
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perfect square so factor

rannsan
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now I know my brain is goneLOL

UsukiDoll
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O______________________O.

hartnn
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49 is a square of?

UsukiDoll
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factoring has so many forms...look up factoring a perfect square

rannsan
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7

rannsan
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duh

AriPotta
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how do you know it's a perfect square? ugh. can you guys explain this to me? i'm learning too

UsukiDoll
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what is the square root of 49 AriPotta?

AriPotta
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7...but is 7 the answer? how do you get 7 from x^2  49?

UsukiDoll
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_ what is the square root of x^2

hartnn
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yes, 7 is correct, so u can write 49 as 7^2
ok?

rannsan
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7*7=49

wwe123
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x= +7 or 7

Axohatah
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(x7)(x+7)

UsukiDoll
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OH DEAR...!
dw:1348912086895:dw

rannsan
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I got it

AriPotta
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ohhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh you're writing it out like that. i get it.

rannsan
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I have more coming

UsukiDoll
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uh oh mathslover is gonna scold me for losing my temper here.

UsukiDoll
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try doing vector calculus XD