Plot the point in a polar coordinate system.(2, -225°)
A. 
B. 
C. 
D. 
Answer: A
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Find the integral.
A. (-9x2 + x)e-9x+1 + C
B. 3e-9x + 1 + C
C. - 
e-9x + 1 + C
D. 3e-9x2 + x + C
Use the formula for 
to solve.A church has 7 bells in its bell tower. Before each church service 5 bells are rung in sequence. No bell is rung more than once. How many sequences are there?
A. 84 B. 21 C. 2520 D. 42
Solve.Find the width, 2x, of the V-slot shown. Round to the nearest tenth.
Fill in the blank(s) with the appropriate word(s).
Solve.If the voltage, V, in an electric circuit is held constant, the current, I, is inversely proportional to the resistance, R. If the current is 420 milliamperes when the resistance is 2 ohms, find the current when the resistance is 12 ohms.
A. 70 milliamperes B. 140 milliamperes C. 2520 milliamperes D. 2514 milliamperes