Find the volume of a sphere with radius 2 cm. Use the exact value for ? and round your answer to the nearest hundredth of a cubic centimeter.


Mathematics

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Solve the problem.The grades are given for a student for a particular semester. Use weighted means to find the grade point average. Assume the grade point values are A = 4, B = 3, C = 2, D = 1, and F = 0. Round your answer to the nearest tenth when necessary.  D2  A1  A1  F2  A2

A. 2.3 B. 1.6 C. 8 D. 2.6

Mathematics

Match the equation with the surface it defines. +   =  

A. Figure 3 B. Figure 4 C. Figure 2 D. Figure 1

Mathematics

Solve the polynomial inequality.(x + 10)(x + 4)(x - 1) > 0

A. (1, ?) B. (-?, -4) C. (-?, -10) ? (-4, 1) D. (-10, -4) ? (1, ?)

Mathematics

Find the LCD for the given fractions. and 

A. 4 B. 48 C. 16 D. 12

Mathematics