Determine whether f and g are inverses by determining whether 
and 
f(x) = 
, g(x) = -7x + 4
A. Yes
B. No
Answer: B
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Perform the indicated operation.A factor used in measuring the loudness sensed by the human ear is 
0.3, where I is the intensity of the sound and I0 is a reference intensity. Evaluate this factor for I = 3.3 × 10-6 W/m2 and I0 = 1.0 × 10-12 W/m2 to two significant digits.
A. 0.011 B. 0.023 C. 44 D. 90
Find the domain and the range of the functions or relations from the graph.
A. domain: (-?, ?); range: (-?, -4] B. domain: [4, 5]; range: (-?, -4] C. domain: (-?, ?); range: [-4, ?) D. domain: (-?, 4) ? (5, ?); range: [-4, ?)
Solve the problem. Write the answer in lowest terms and as a whole or mixed number where possible.Find the area of a rectangular table top having a length of 4 feet and a width of 
feet.
A. 4
ft2
B. 13 ft2
C. 
ft2
D. 8
ft2
Decide whether or not the functions are inverses of each other.f(x) = x3 - 5, g(x) =
A. Yes B. No