Find the factors of the expression $3x^2 - CUETMOCK

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Algebra

Question:

Find the factors of the expression $3x^2 - 5x - 8$.

Options:

(x - 1) and (3x - 8)

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

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

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

Correct Answer:

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

Explanation:

3x² – 5x – 8

3x² – 8x + 3x – 8

= x(3x - 8) + 1(3x - 8)

= (x + 1)(3x - 8)

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