x3+hx+10=0 সমীকরণটির x এর মান 2 হলে, h এর মান কত?

A 9

B -9

C 5

D -5

Solution

Correct Answer: Option B

x3+hx+10

or, 23+2h + 10 = 0 

or, 2h = -18 

∴  h = 9 

Practice More Questions on Our App!

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