Answer:
D
Step-by-step explanation:
Answer:
18.86
Step-by-step explanation:
8.2 x 4.6 = 37.72
37.72/2 = 18.86
From the equation, we have

To find the vertex and focus, we have to use the following formula

And

So, we have


Answer:
c=9
Step-by-step explanation:
Answer: It's 64 with no remainder