Question

simplify the expression (√3+√5)²​

Answer 1

Answer:

(√3)^2 + 2×√3×√5 + (√5)^2

3 + 2√15 + 5

8+ 2√15

Your answer is 8+ 2√15

Answer 2

Step-by-step explanation:

Use identity =(a+b)²=a²+b²+2ab

Here a=√3 , b=√5

(√3)²+(√5)²+2√3.√5

3+5+2√15

8+2√15=2(4+√5)