Write the expression in the standard form a + bi.-4i(-4 + 3i)
A. 16i - 12i2
B. 12 + 16i
C. 16i + 12i2
D. -12 + 16i
Answer: B
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = x, y = 0, x = 1, x = 3
A. 5?
B. 4?
C. 
?
D. 
?
Add.(
uv2 + 
u5v2 - 8.6) + (- 
uv2 - 
u5v2 + 12.1)
A. (
uv2 - 
u5v2 + 3.5)
B. (- 
uv2 + 3.5)
C. (
uv2 - 
u5v2 + 3.5)
D. (
uv2 - 
u5v2 + 3.5)
Solve.The function N(t) = 
, t ? 8gives the body concentration N(t), in parts per million, of a certain dosage of medication after time t, in hours.Graph the function on the interval [8, ?) and complete the following:N(t) ? 
as t ? ?.
A. 
N(t) ? 0.057 as t ? ?.
B. 
N(t) ? 1 as t ? ?.
C. 
N(t) ? 0 as t ? ?.
D. 
N(t) ? 0.067 as t ? ?.
Provide an appropriate response.Given that f(x) = 
x - 
and that f-1(x) = 
, find f-1[f(x)].
A. f-1[f(x)] = 
B. f-1[f(x)] = x
C. f-1[f(x)] = 
D. f-1[f(x)] = 