factorise the following-
6-x-x²
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Answer:
The value of x is 2 and -3
Step-by-step explanation:
6-x-x² =0
x² + x - 6 = 0
x² +3x - 2x + 6 = 0
x(x + 3)-2(x +3 ) =0
(x - 2)(x + 3) = 0
x - 2 = 0 ; x + 3 = 0
x = 2 ; x = -3
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