Determine the value of c for the quadratic expression.

X^2-14x+c

2 answers

Half of -14 is -7.

The square of -7 is 49.

c=49
A meaningless question.

The value of c can be any real number to have a quadratic expression.

"TheKnowItAll" found the value of c so that the expression becomes a perfect square, but that was not the question.