Find the volume of the sphere or the cylinder. Use ? = 3.14 when needed. Round to the nearest thousandth if necessary.A sphere with radius 4.5 cm.
A. 381.51 cm3
B. 3052.08 cm3
C. 84.78 cm3
D. 214.599 cm3
Answer: A
Mathematics
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Multiply and simplify.(sin x - cos x)(sec x + csc x)
A. cos x - cot x B. tan x - sin x C. tan x - cot x D. cot x + csc x
Mathematics
What fraction is represented by the shaded portion of the figure?
Unit = one circle
A. 
B. 
C. 
D. 
Mathematics
Solve.The intensity of a radio signal from the radio station varies inversely as the square of the distance from the station. Suppose the the intensity is 8000 units at a distance of 2 miles. What will the intensity be at a distance of 10 miles? Round your answer to the nearest unit.
A. 320 units B. 303 units C. 346 units D. 284 units
Mathematics
Find all values of ? that satisfy the equation over the interval [0, 2?].
?
What will be an ideal response?
Mathematics