Question

(root5 + 2 root3)^2 - 17 whole divided by root15

Answer 1

Answer:

Step-by-step explanation:

After soving the whole square, the eq will be

(5+12+60-17)root15

60/root15

Rationalising the denominator,

(60root15)/15

Therefore, answer is 4root15

Answer 2

Answer:

2

Step-by-step explanation:

[(root5 + 2 root3)^2 - 17] /root15

=[(root5)^2 + 2x root 5 x root 3 + (2 root 3)^2 - 17] / root15

=[5+(2 x root5 x root3)+12-17]/root15

=2root15/root15

=2