Question

5) Use factor theorem and determine whether x + 3 is a factor of
x² + 2x - 3 or not
​

Answer 1

Step-by-step explanation:

x+3=0

x= -3

put (-3) in the place of x

(-3)²+2(-3)-3

9-6-3

9-9

0

As the answer is zero

Yes (x+3) is a factor of x²+2x-3

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