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anonymous
 5 years ago
how to simplify
(x3)(x+1)(2x+5)
anonymous
 5 years ago
how to simplify (x3)(x+1)(2x+5)

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0this is just an expression ?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0expand (x+1)(2x+5) using product rule of polynomials

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0x32x^22x5x5 =(2x^2+6x+8) =2(x^2+3x+4)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0By F.O.I.L (First Outer Inner Last) we can expand: \[(x+1)(2x+5) = 2x^2+5x+2x+5=2x^2+7x+5\] Then we've got: \[(x3)(2x^2+7x+5)=(2x^2+6x+2)\] ...man, I am super rusty. I still for some reason think I've done something wrong!

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yeah ur wrong..this is the correct answer... 2x^2+8x+2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Well now we've got three answers...lets try to come to agreement (not that I claim I am certainly correct...attempting again!
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