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abhorsenBest ResponseYou've already chosen the best response.0
Remember the rule about factoring differences of squares: \(a^2b^2 = (a+b)(ab)\). Does that help you out?
 3 years ago

chelbell409Best ResponseYou've already chosen the best response.0
no can u explain it farther
 3 years ago

abhorsenBest ResponseYou've already chosen the best response.0
So are the two parts of the equation (\(81\) and \(4x^2\)) squares?
 3 years ago

abhorsenBest ResponseYou've already chosen the best response.0
Now set \(a=4x^2\) and \(b=81\), and plug it in to the equation I gave above.
 3 years ago

abhorsenBest ResponseYou've already chosen the best response.0
Uh... correction: \(a^2 = 4x^2\) and \(b^2 = 81\).
 3 years ago

quannie74Best ResponseYou've already chosen the best response.0
can u explain step by step because i am on these problems in my math class
 3 years ago
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