Find the volume of the solid. When necessary, use 3.14 as the approximate value of ?, and round as instructed.A sphere with diameter 4 m. Round to the nearest tenth.

A. 33.5 m3 
B. 267.9 m3
C. 16.7 m3 
D. 18.8 m3 


Answer: A

Mathematics

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Find all the zeros of the polynomial function.P(x) = x3 - 3x2 + 9x + 13

A. -1, 3 + 2i, 3 - 2i
B. -1, 2 + 3i, 2 - 3i
C. 1, 2 + , 4 - 
D. -1, 3 + , 3 - 

Mathematics

Solve. Write a mixed numeral for the answer.The floor of a rectangular room is to be tiled with  foot square tiles along a 7 foot wall. How many tiles will be needed along the wall?

A. 24 tiles
B. 2 tiles
C. 22 tiles
D. 21 tiles

Mathematics

Determine two pairs of polar coordinates for the point with 0° ? ? < 360°.(-2, 2)

A. (2, 150°), (-2, 210°)
B. (2, 120°), (-2, 240°)
C. (2, 30°), (-2, 330°)
D. (2, 135°), (-2, 315°)

Mathematics

Write the percent as a simplified fraction or mixed number.%

A.
B.  
C.  
D.  

Mathematics