factories 2x²+x-15 jfofntrnr
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Answer:
x = 5/2 , -3
Step-by-step explanation:
2x² + x - 15
= 2x² + 6x -5x - 15
= 2x(x + 3) - 5(x + 3)
= (2x - 5) (x + 3)
2x = 5 , x = -3
x = 5/2 , x = -3
x = 5/2 , -3
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