The graph of the equations y = 2x + 5 and y = 2x\(^2\) + x – 1 are shown. Use the information above to answer this question.
If x = -2.5, what is the value of u on the curve?
- y = 8.0
-
y = 8.5
- y = 9.0
- y = 9.5
The correct answer is: B
Explanation
If x = -2.5
y = 8.5