Question

Simplify by Rationalizing the denominator :

7 / √15+2√2

Answer 1

Answer:

Refer to the attachment

Answer 2

Answer:

7√15-14√2/7

Step-by-step explanation:

7/√15+2√2

7/√15+2√2×√15-2√2/√15-2√2

7(√15-2√2)/(√15+2√2)(√15-2√2)

7√15-14√2/15-8 ((a+b)(a-b) = a^2-b^2)

7√15-14√2/7