If-x-1-x-2-is-positive-which-statement-must-be-true-homework-help-
If (x + 1)(x Â- 2) is positive, which statement must be true?
A. x < -Â 1 or x > 2
B. x > – Â1 or x < 2
C. – 1 < x < 2
D. -2 < x < 1
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