Find the area of the circle. Use 3.14 or 
for ? as indicated.Use 3.14 for ?.
A. 14.51465 cm2
B. 27.004 cm2
C. 58.0586 cm2
D. 13.502 cm2
Answer: A
Mathematics
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Write the equation of the circle that satisfies the following conditions. Express the final equation in the form x2 + y2 + Dx + Ey + F = 0.Center at the origin and r = 3
A. x2 + y2 = 0 B. x2 - y2 - 9 = 0 C. x2 - y2 + 9 = 0 D. x2 + y2 + 9 = 0 E. x2 + y2 - 9 = 0
Mathematics
Identify the equation as a parabola, circle, ellipse, or hyperbola.5x2 = 9 - 5y2
A. Circle B. Parabola C. Ellipse D. Hyperbola
Mathematics
Determine whether the relation is also a function.{(-5, -7), (-2, 1), (4, 3), (4, 2)}
A. yes B. no
Mathematics
For the function as defined that is one-to-one, graph f and f-1 on the same axes.f(x) = 
A. 
B. 
C. 
D. 
Mathematics