Question

Expand:

(√3 + √2)⁴ 

Answer 1

Here, a = √3, b = √2 and n = 4.

Using binomial theorem,

∴ (√3 + √2)⁴ = 1(9) (1) + 4(3√3) (√2) + 6(3)(2) + 4(√3) (2√2) + 1(1)(4)

= 9 + 12√6 + 36 + 8√6 + 4

= 49 + 20√6