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Which of the following would best be solved using factoring by grouping?

Which of the following would best be solved using factoring by grouping?-example-1

1 Answer

5 votes

Answer:

option A

Explanation:

x² + 3x - 10 = 0

x² + 5x - 2x - 10 = 0

x(x + 5) -2(x + 5) = 0

(x + 5) (x - 2)

x = -5 x = 2

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