Perform the indicated operation and write the answer in simplest form.
+
A.
B.
C.
D.
Answer: D
Mathematics
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Solve the problem.Find the moment of inertia about the y-axis of the thin semicircular region of constant density bounded by the x-axis and the curve
.
A. ?
B. 320?
C. 160?
D. ?
Mathematics
Solve the problem.Electrical systems are governed by Ohm's law, which states theV = IR, where V = voltage, I = current, and R = resistance. If the current in an electrical system is decreasing at a rate of 4 A/s while the voltage remains constant at 22 V, at what rate is the resistance increasing when the current is 24 A?
A. ohms/s
B. ohms/s
C. ohms/s
D. ohms/s
Mathematics
Give the reciprocal of the number. 15
A. -
B.
C. -15
D. 1
Mathematics
Graph the inequality.-2x - 4y ? 8
A.
B.
C.
D.
Mathematics