What value of c makes the polynomial below a perfect square? x2 + 16x + c c = A. 64 B. 32 C. 4 D. 256
To obtain the perfect square of the polynomial, take it middle term and divide it by 2. Then, take the square of the quotient. To demonstrate: 16/2 = 8 8^2 = 64 Thus, c = 64 The answer is A.