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Mathematics 17 Online
OpenStudy (anonymous):

Find 2 values of b that will make 64x^2+bx+49 a perfect square trinomial?

OpenStudy (anonymous):

(8x)^2+2*8x*7+(7)^2 AND (8x)^2-2*8x *7+(7)^2

OpenStudy (anonymous):

Does it help?

OpenStudy (anonymous):

so 8 & 7?

OpenStudy (anonymous):

are the 2 values?

OpenStudy (anonymous):

NOPE its 2*8*7 and -2*8*7

OpenStudy (anonymous):

do i multiply the two?

OpenStudy (anonymous):

What is 2*8*7

OpenStudy (anonymous):

112

OpenStudy (anonymous):

so is the answer -112, and 112

OpenStudy (anonymous):

YEP

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