find the cofficient of x cube 3 in the expression p(x) =(3x-4) (x square 2 +5x-1
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(3x - 4) (x² + 5x - 1)
Expanding,
= 3x³ + 15x² - 3x - 4x² - 20x + 4
= 3x³ + 11x² + 17x +4
Therefore coefficient of x³ = 3
3 is the answer. Hope it helps!
Expanding,
= 3x³ + 15x² - 3x - 4x² - 20x + 4
= 3x³ + 11x² + 17x +4
Therefore coefficient of x³ = 3
3 is the answer. Hope it helps!
vanshika69:
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