Mathematics, 19.08.2019 16:30, angelteddy033

If a = 3x^2 + 5x - 6 and b = -2x^2 - 6x + 7, then a - b equals
(1) -5x^2 - 11x + 13 (3) -5x^2 - x + 1
(2) 5x^2 + 11x - 13 (4) 5x^2 - x + 1

Answers: 1

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If a = 3x^2 + 5x - 6 and b = -2x^2 - 6x + 7, then a - b equals
(1) -5x^2 - 11x + 13 (3) -5x^2...