You are right. In circle equation we have =r² so the correct answer will be C od D. But we have to calculate the center of a circle.

Complete the square:

And we have:

So the answer is C (the same left side of equation).
F(x) = (2x-1)(x+2)/ (x+2)
f(x) = 2x-1
f(-2) = 2(-2)-1
f(-2) = -5
Answer:
20.6693
Step-by-step explanation:
Answer:
1.30
Step-by-step explanation:
2000^3.67 =1.3025071e+12
160 * 2 = 320 * 12 =
3,840 calories
<em><u>I hope this helped!</u></em>