Question

How do you simplify `2sqrt3(5sqrt3 + 5sqrt5)`?

Answer 1

Expression `=10(3+sqrt15 ) approx 68.72983`

Explanation:

Expression `= 2sqrt3(5sqrt3+5sqrt5)`

Expand;

`= 10xxsqrt3xxsqrt3 + 10xx sqrt3xxsqrt5`

`= 10xx3 + 10xx sqrt15`

`=10(3+sqrt15)`

`approx 68.72983`