Simplify the expression.(-4)-2
A.
B. -
C. -16
D. 16
Answer: A
Mathematics
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Solve the problem.Find the moment of inertia of a sphere of radius 10 and constant density ? about a diameter.
A. ??
B. ??
C. 60000??
D. ??
Mathematics
Find the exact area of the surface obtained by rotating the given curve about the x-axis.
Mathematics
Write the equation in standard form for an ellipse centered at (h, k). Identify the center and the vertices.4x2 - 20x + 16y2 + 16y + 25 = 0
A. C; V
;
+
= 1
B. C; V
;
+
= 1
C. C; V
;
+
= 1
D. C; V
;
+
= 1
Mathematics
Simplify the expression. ÷
A.
B.
C.
D. z + 3
Mathematics