Question

If (√3+√2)^x + (√3-√2)^x = 10, find x

Answer 1

Answer:

2

Step-by-step explanation:

Your correct answer is 2

just put the value and check.

Answer 2

Answer:

x=2

Step-by-step explanation:

let take x=2

(√ 3+√ 2)^2+(√ 3-√ 2)^2=10

(a+b)^2+(a-b)^2

((√ 3)^2+2(√ 3*√ 2)+(√ 2)^2)+((√ 3)^2-2(√ 3*√ 2)+(√ 2)^2)=10

(3+2)+(3+2)=10

5+5=10

then x=2