Answer:
pift^2(or your third option) is the area of a circle with a radius of 1.
They do all EXCEPT D, but the best answer is A because one can solve the system of equations this way
Answer:
f(0) is approximately equal to 7.07
Step-by-step explanation:
All you need to do here is substitute a zero wherever you see an x in the equation, giving us:
It is 8.06 i hope this helps you