D is the answer to the question
No if it it was 16.450 then it would be equal to 16.45
Answer:
x=-4.73 and -1.26
Step-by-step explanation:
We need to solve the given equation for x.

Solving the above equation using formula (a+b)² =a²+2ab+b²

It is a quadratic equation.

We have, a = 1, b = 6 and c = 6

So, the values of x are -4.73 and -1.26