Question

The value of (√5+√2)² is​

Answer 1

(√5+√2)²

=(√5)² + 2 (√5) (√2) + (√2)²....... (a+b)²= a²+2ab+b²

=5 + 2√10 + 2

=7 + 2√10

.°. The value of (√5 + √2)² is 7 + 2√10

Answer 2

Answer:

13.32

Step-by-step explanation:

(√5+√2)²

(√5)²+(√2)² +2 (√5×√2)

5+2+2 √10

7+2 √10

7+2×3.162

7+6.324

13.32