6x2 - 7x - 5  এর একটি উৎপাদক 3x - 5  হলে অপরটি কত?

A 2x - 1

B 2x + 1

C 2x2 + 1

D 2x - 5

Solution

Correct Answer: Option B

 6x²-7x-5
=6x²+3x-10x-5
=3x(2x+1)-5(2x+1)
=(2x+1)(3x-5)
অতএব, অপর উৎপাদকটি =2x+1

Practice More Questions on Our App!

Download our app for free and access thousands of MCQ questions with detailed solutions