4x+9 (x-1) (x+1) (x+4)

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
Section4.6: Multiplying Polynomials
Problem 47WE
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I have been working on this problem for a little while now can someone check the work I have done so far and also show me how to find the values for the constants?

Thank you!!

  

4х+4
Просх+1) сети)
A
B
с
(x-1) (x+1) (x+4)
че+9=
X
+
А(x+) (x+4) + BCx-1)(x+4) +ССx-1)(x+1)
г
ex
c
Ax2+5ax 7 чат Вхазье-чь + сх2-с
(A+B+C)x2 +(54+36)++ (ча-46-1)
(SA+36)=4>
(A+B+C) =
сча-чь-10
+
- 9
д
Transcribed Image Text:4х+4 Просх+1) сети) A B с (x-1) (x+1) (x+4) че+9= X + А(x+) (x+4) + BCx-1)(x+4) +ССx-1)(x+1) г ex c Ax2+5ax 7 чат Вхазье-чь + сх2-с (A+B+C)x2 +(54+36)++ (ча-46-1) (SA+36)=4> (A+B+C) = сча-чь-10 + - 9 д
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