SOLUTION: i need help with the problem(-2c + d)(c + 2d) multiplying polynomals by binomials

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Question 75050This question is from textbook Algebra
: i need help with the problem(-2c + d)(c + 2d) multiplying polynomals by binomials
This question is from textbook Algebra

Answer by stanbon(48569) About Me  (Show Source):
You can put this solution on YOUR website!
(-2c + d)(c + 2d)
Rule: a(b+c)= ab+ac
Your Problem:
=(-2c+d)*c +(-2c+d)*2d
=-2c^2+cd-4cd+2d^2
=-2c^2-3cd+2d^2
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Cheers,
Stan H.