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1. Determine whether x-5 is a factor of
a. 3x³- 12x²-5x -50
b. 3x³- 4x²+ 3x - 160
C. X³- 4x² - 25
PLEASE SHOW YOUR SOLUTION


Sagot :

C

Solution:

Ang value ni x ay 1

X+4= 5

Yung maliliit na number exponent tawag dun

³+²= 5

Pag sasamahin yung pareha's na 5

5x5= 25