Perform the indicated operations. Write the result in the form a + bj.4j3 - 4
A. -16j
B. -24j
C. 16j
D. 24j
Answer: B
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Solve the problem.The specific gravity s of a sphere of radius r that sinks to a depth h in water is given by s = 
.Find the depth to which a spherical buoy of radius 4.2 cm sinks if s = 0.50. Round your answer to the nearest hundredth.
A. 15.67 cm B. 4.2 cm C. 11.47 cm D. 3.07 cm
State the domain and range of the one-to-one functions f and f-1.f(x) = -8x + 5
A. f(x): domain (-8, ?), range (-?, ?); f-1(x): domain (-?,-8), range (-?, ?) B. f(x): domain (-?, ?), range (-?, 5); f-1(x): domain (-?, ?), range (5, ?) C. f(x): domain (-8, ?), range (5, ?); f-1(x): domain (-?,-8), range (-?, 5) D. f(x): domain (-?, ?), range (-?, ?); f-1(x): domain (-?, ?), range (-?, ?)
Solve the inequality.
?
?
A. 
B. 
C. 
D. 
E. 
Evaluate the logarithm, if possible. Round the answer to four decimal places.ln 0.000873
A. -7.0436 B. 7.0436 C. -3.0590 D. 3.0590