Question

Root 5 minus root 2 divided by root 5 + root 2 equal to a + b root root 5

Answer 1

hey mate here is your ans:-

√5-√2

√5+√2

=>√5-√2 x √5-√2 =a+b√5

√5+√2 √5-√2

2

=> (√5-√2) =a+b√5

2 2

(√5)-(√2)

2 2

=>(√5)+(√2)-2x√5x√2 = a+b√5

5-2

=>5+2-2√10 = a+b√5

3

=>7-2√10 = a+b√5

3

So, a=7 and b= -2 Ans

3 3