Question

Rationalise the denominator

Answer 1

Answer:

Step-by-step explanation:

(2root5+3root2)whole square

____________________________

            4*5-9*2

= 4*5+9*2+12root10

________________

        20-18

= 20+18+12root10

_______________

          2

= 38+12root10

_____________

         2

=2(19+6root10)

____________

            2

(then both 2 will be cancelled)

= 19+6root10