Question

please answer this question of maths

Answer 1

Because either c or d is irrational This is the answer for that pie question

Answer 2

(i) (3+√3)(2+√2)= 3(2+√2)+√3(2+√2)
                          = 6+3√2+2√3+√5

(ii)(√5+√2)²= (√5 )²+(2× √5×√2 )+(√2)²                
     [using (√a+√b)²=(√a)²+2√ab+(√b)²=a+2√ab+b]
                  = 5+√20+2
                  = 7+√20

Hope it helps you... pls mark as brainliest