Perform the indicated operation.Add.1.7x3 + 7.1x2 +   4.8   6.8x - 2.9

A. 12.8x6 + 11.8
B. 1.7x3 + 10.9x2 + 5.8x - 8
C. 1.7x3 + 3.3x2 + 6.8x + 11.8
D. 1.7x3 + 3.3x2 + 7.8x + 11.8


Answer: D

Mathematics

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Perform the indicated operation and express in lowest terms. + 

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Solve the problem.The position (in centimeters) of an object oscillating up and down at the end of a spring is given by  at time t (in seconds). The value of A is the amplitude of the motion, k is a measure of the stiffness of the spring, and m is the mass of the object. How fast is the object accelerating when it is accelerating the fastest?

A. A2 cm/sec2
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Let U = {all soda pops}; A = {all diet soda pops};   and  Describe the given set in words.(A ? B) ? C'

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A. ?
B. ?
C. ?
D. ?

Mathematics