three fifth of the square of a certain number is 126.15 . what is the number ?
let the number be x given , 3 / 5 x ^ 2 = 126.5 x ^ 2 = 126.15 * 5 / 3 x ^ 2 = 42.05 * 5 = 210.25 x = 14.5 answer c .
sqrt(divide(126.15, divide(const_3, add(const_1, const_4))))