Write the partial fraction decomposition of the rational expression.
A. +
+
B. +
+
C. +
D. +
+
Answer: B
Mathematics
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Solve the problem.The lower edge of a dam is defined by the parabola (see figure). Use a coordinate system with y = 0 at the bottom of the dam to determine the total force on the dam. Lengths are measured in meters.
A. 60,963,840 N B. 13,547,520 N C. 243,855,360 N D. 121,927,680 N
Mathematics
Find y ".y = 5 sin(2x + 8)
A. - 20 cos(2x + 8) B. - 10 sin(2x + 8) C. - 20 sin(2x + 8) D. 10 cos(2x + 8)
Mathematics
Evaluate.3
A.
B.
C.
D. 3
Mathematics
Simplify.i-59
A. -i B. 1 C. -1 D. i
Mathematics