if one root of the equation 2 x ^ 2 + 3 x – k = 0 is 5 , what is the value of k ?
"we just enter this root into the equation in order to recieve an equation to find the answer ! 2 * 5 ^ 2 + 3 * 5 - k = 0 k = 50 + 15 = 65 the answer is a"
add(multiply(2, power(5, 2)), multiply(3, 5))