(√3+√2)^5 এর মান কত?

A 216

B 308

C 256

D 144

Solution

Correct Answer: Option B

    (√3+√2)^5  

= (√3)^5 + 5(√3)^4 (√2) + 10(√3)^3 (√2)^2 + 10(√3)^2 . (√2)^3 + 5. √3 (√2)^4 + (√2)^5     

= 9√3 + 45√2 + 60√3 + 60√2 + 20√3 + 4√2 

= 89√3 + 109√2  = 154.15 + 154.15 = 308.30 

Practice More Questions on Our App!

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