3 years ago

Complete the square x2 - 6x + 7 = -13+

Mathematics

2 answers:

____ [38]3 years ago

6 0

Answer:

x^2 - 6x+ __9__= -13 + __9__

Step-by-step explanation:

e2020

lesya692 [45]3 years ago

4 0

Answer:

see explanation

Step-by-step explanation:

Given

x² - 6x + 7 = - 13

To complete the square

add ( half the coefficient of the x- term )² to both sides

x² + 2(- 3)x + (- 3)² + 7 = - 13 + (- 3)²

x² - 6x + 9 + 7 = - 13 + 9

(x - 3)² + 7 = - 4

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Complete the square x2 - 6x +____ 7 = -13+____

Complete the square x2 - 6x + 7 = -13+