Factorize x²-9x + 18
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3
x 2−9x+18
=x 2−6x−3x+1
=x 2 −6x−3x+3×6
=x(x−6)−3(x−6)
=(x−3)(x−6)
Answered by
0
Answer:
x = 6 ; x = 3
Step-by-step explanation:
x²-9x + 18 = 0
x² - 6x - 3x + 18 = 0
x(x - 6) - 3(x - 6) = 0
(x - 6)(x - 3) = 0
x - 6 = 0 ; x - 3 = 0
x = 6 x = 3
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