Answer:
T depends on what y equals. -1/4y, i guess
Step-by-step explanation:
I^2 = (sqrt-1)^2 then the square cancels out so the answer is just
-1
Answer:
C = 14 pi inches
Step-by-step explanation:
The area of a circle is given by
A = pi r^2
49 pi = pi r^2
Divide each side by pi
49 pi/pi = pi /pi r^2
49 = r^2
Take the square root of each side
7 = r
The circumference is given by
C = 2 * pi *r
C = 2 * pi *7
C = 14 pi inches
Answer:

Step-by-step explanation:




Answer:
The answers are options A and C.
They are (-2,0) and (0,0).
Step-by-step explanation: