Question

. Simplify the following expressions: ​

Answer 1

Answer:

gjchj

Step-by-step explanation:

ghjivbljvjjcjhihbjk

Answer 2

Answer:

2(5+√21)

step by step explanation

(√3+√7)²

(√3)²+2.√3.√7+(√7)²

3+2.√21 + 7

10 + 2 √21

2(5+√21)