Math, asked by shilpa303030, 9 months ago

2x^3+x^2-5x-2 by 2x +3

Answers

Answered by parvewn2010

1

Answer:

By grouping, 2x³ - 5x² + 5x - 2 = (2x³ - 2x²) - (3x² - 3x) + (2x - 2), etc.

2x³ - 5x² + 5x - 2

= -5x(x - 1) + 2(x³ - 1)

= -5x(x - 1) + 2(x - 1)(x² + x + 1)

= (x - 1)(2x² + 2x + 2 - 5x)

= (x - 1)²(2x - 1).

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