Question

Rationalize the denominator 3√5√7
a) 5√3√7
b) 7√3√5
c) √15√21
d) √35

Answer 1

To rationalize the denominator √5√7, we can multiply both the numerator and denominator by √7 to get 3√35.

Step-by-step explanation:

To rationalize the denominator √5√7, we need to eliminate any square root from the denominator. In this case, we can multiply both the numerator and denominator by √7 to get:

(3√5√7)(√7)

Simplifying, we have:

3√35

So the answer is d) √35.