Answer:
y= 1/4
Step-by-step explanation:
Answer:
a is 622
Step-by-step explanation:
Answer:
Last one
Step-by-step explanation:
I’ve attached my work, hope this helps!
Correct answer would be D. hope this helps :)
ANSWER
EXPLANATION
The given equation is

We divide through by 4 to obtain;

This can again be written as:

This is the equation of a circle centered at the origin with radius 4 units.
The graph is shown in the attachment.