if a * b * c = ( √ ( a + 2 ) ( b + 3 ) ) / ( c + 1 ) , find the value of 6 * 15 * 2 .
"6 * 15 * 2 = ( √ ( 6 + 2 ) ( 15 + 3 ) ) / ( 2 + 1 ) = ( √ 8 * 18 ) / 3 = ( √ 144 ) / 3 = 12 / 3 = 4 . answer is e"
divide(sqrt(multiply(add(6, 2), add(15, 3))), add(2, 1))