Question

Rationalise the denominator 8/3√2+7√2

Answer 1

Step-by-step explanation:

8/3√2 + 7 √2

=8/ √2 ( 3 + 7)

=8/ √2(10)

=8/10√2

=4/5√2

multiply √2 up and down

=4 x √2/5√2 x √2

=4√2/5 x 2

=4√2/10

=2√2/5