Question

rationalize the denominator of 3/root 5+root 2

Answer 1

Step-by-step explanation:

3/√5+√2

for rationalizing the denominator we have to multiply this with conjugate of denominator,

3/√5+√2×√5-√2/√5-√2

3√5-3√2/(√5)^2-(√2)^2 (a+b) (a-b)=a2-b2

3(√5-√2)/5-2

3(√5-√2)/3

√5-√2

there fore √5-√2is the final answer