leenbager15 leenbager15

20-12-2020
Mathematics

contestada

x2 + 4x -9 = (x + a)? +b
Find the value of a and the value of b.
a =
b=
?

Respuesta :

ChoiSungHyun ChoiSungHyun

20-12-2020

Step-by-step explanation:

x² + 4x - 9

= (x + 2)² - 13

a = 2, b = -13.

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