A (x-2)(3x-5)
B (x+2)(3x-5)
C (x+2)(3x+5)
D (x-2)(3x+5)
Correct Answer: Option B
এখানে, 3 ×(-10) = -30
এখন, (-5)×6 = -30এবং (-5) + 6 = 1
∴3x^2 + x – 10 = 3x^2 + 6x – 5x -10
=3x (x+2) – 5(x+2)
=(x+2) (3x-5)
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