Question

rationalize the denominator of 4√3+5√2\√48-√18​

Answer 1

Answer:

4√3 + 5√2 / √48+√18

take the LCM of √48 and √18 and take the square out

=4√3 + 5√2 / 4√3 + 3√2

=4√3 + 5√2 X 4√3 - 3√2 / 4√3 + 3√2 x 4√3 - 3√2

=16 x 3 - 15 x 2 / 16 x 3 - 9 x 2

=48 - 30 / 48 - 18  

=18 / 30

=3 / 5