Answers

  • Brainly User
2016-07-03T19:19:16+08:00
Rewrite the equation in standard form:

a + 6 = a²
a² - a - 6 = 0

Factor:

(a - 3) (a + 2 ) = 0

Roots:

a - 3 = 0           a + 2 = 0
a = 3                a = -2
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