Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.10: Problems Without Solutions
Problem 12P
Related questions
Question
Solve 7r^2+84=-49r
The picture attached is an example and also a guide to solving.
Transcribed Image Text:FIND THE SOLUTIONS FOR r² + 2r=(8
r²+ar=
1r2+2r-8=0
(r + 4) (-2) = 0
{-4,25
Steps:
Is the equation equal to 0? No
0² No
Is it a product? If yes apply
Zero product property and
Solve for the variables.
If it's not a product, factor
And then apply zero product
Property and solve for the
variables.
Check your answers.
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