3x2 - x - 10 এর উৎপাদক কত?

A (x + 2)(3x - 5)

B (x + 2)(3x + 5)

C (x - 2)(3x + 5)

D (x - 2)(3x - 5)

Solution

Correct Answer: Option C

3x2 - x - 10
= 3x2 - 6x + 5x - 10
= 3x(x - 2) + 5(x - 2)
= (x - 2)(3x + 5)

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