The correct answer is: 2/5.
Explanation:
First you have to add the following expressions:
Now subtract the above expression from :
Hence the correct answer is 2/5.
Answer:
They used 16.4 centimeters
Step-by-step explanation:
Answer:
A. Yes, the slope is the same between each pair of points
Step-by-step explanation:
First of all, B and D are stating 2 opposite things in the same sentence, allowing us to instantly eliminate those choices. Second of all, you got C, and it said it was wrong, which makes sense because it does show a constant rate of change. This concludes by process of elimination, that the answer is A. Third of all, I hope this helps!
It's an upside (-) down parabola. The axis of symmetry is the x coordinate of the vertex.
you can easily find this using formula: x= -b/2a
for parabola: ax² + b + c = 0
x = -16 ÷ 2(-4)
x = 2
Answer C