3 years ago

X2 + 4x -9 = (x + a)? +b Find the value of a and the value of b. a = b= ?

1 answer:

Burka [1]3 years ago

4 0

Step-by-step explanation:

x² + 4x - 9

= (x + 2)² - 13

a = 2, b = -13.

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