(x - 2)(4x + 3) এর গুণফল নিচের কোনটি?

A 4x2 - 5x + 6

B 4x2 - 11x - 6

C 4x2 + 5x - 6

D 4x2 - 5x - 6

Solution

Correct Answer: Option D

(x - 2)(4x + 3) = x(4x + 3) - 2(4x + 3)
                      = 4x² + 3x - 8x - 6
                      = 4x² - 5x - 6

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