Find the factors of the expression 3x2 – 5x

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Find the factors of the expression 3x² – 5x – 8.

A(x + 1) and (3x + 8)

B(x + 1) and (3x – 8)

C(x – 1) and (3x + 8)

D(x – 1) and (3x – 8)

Answer:

Given:

3x²– 5x – 8

Calculation:

3x² – 8x + 3x – 8

⇒ x(3x - 8) + 1(3x - 8)

⇒ (x + 1)(3x - 8)

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