Find the area of the shaded region.
A. 132 square centimeters
B. 142 square centimeters
C. 630 square centimeters
D. 48 square centimeters
Answer: A
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Express the terminating decimal number as a quotient of two integers.9.75
A. 
B. 9
C. 
D. 
Provide an appropriate answer.Fill in the blanks (four of them) with the best responses:To use DeMoivre's theorem to find the n nth roots of a complex number: 1. Express the number in ________________form. 2. Express the root as a ________________ exponent. 3. Use 
n = 
with ? to find one root. 4. Use 
n = 
and add _______° to ?, _________ times.
A. rectangular; decimal; 360; n - 1 B. fractional; polar; 360; n - 1 C. fractional; polar; 180; n - 1 D. polar; fractional; 360; n - 1
Solve the problem.A spherical balloon is inflated with helium at a rate of 
How fast is the balloon's radius increasing when the radius is 
A. 1.25 ft/min B. 3.75 ft/min C. 0.31 ft/min D. 2.50 ft/min
Find the value of (f ? g)' at the given value of x.f(u) = 
, u = g(x) = 3x - x2, x = 1
A. - 1
B. - 
C. 1
D. 