find the zeroes of the polynomial p(x) = 2x square - 6x - 8
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Answer:
Zeroes = -1 and 4
Step-by-step explanation:
==: 2x² - 6x - 8 = 0
==: x² - 3x - 4 = 0
==: x² + x - 4x - 4 = 0
==: x (x + 1) - 4 (x + 1) = 0
==: (x + 1) (x - 4) = 0
Zeroes = -1 and 4
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