Answer:
round 14.561 to two decimal places=15
This would be a great question to just plug into a calculator. I'm sure you will find the answer quite easily if you use a calculator.
Answer:
B. and C.
Step-by-step explanation:
1. Set the polynomial equal to zero:
x² + 5x + 7 = 0
2. Plug the given values of a, b, and c into the quadratic formula:

3. Solve the square root:



4. Simplify the rest:

5. Separate the solutions:

Thus, options B and C are the answers.
hope this helps!