Question

Multiply the polynomials and simplify: (x−7)2
(1 point)
Responses

x2−7x−49
x squared minus 7 x minus 49

x2+14x+49
x squared plus 14 x plus 49

x2−49
x squared minus 49

x2−14x+49
x squared minus 14 x plus 49

Answer 1

(x − 7)^2 = x^2 − 2·7·x + 7^2 = x^2 − 14x + 49

So the correct choice is: x^2 − 14x + 49.