Solve the problem.The displacement y (in cm) of an object hung vertically from a spring and allowed to oscillate is given by the equation 
where t is the time (in s). By multiplication of series, find the first three terms of the expansion for the displacement of the oscillating object.
A. 6t + 2.4t2 - 1.76t3 + . . .
B. 6t + 1.2t2 + 0.12t3 + . . .
C. 6t + 1.2t2 - 0.88t3 + . . .
D. 6t + 0.6t2 - 0.92t3 + . . .
Answer: C
Mathematics
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Determine the phase shift of the function.y = 5 sin 
A. 5
B. - 
C. 
D. ?
Mathematics
Fill in the blank with one of the words or phrases listed below. 
A 
is an inequality that can be written so that one side is a quadratic expression and the other side is 0.
A. quadratic B. quadratic inequality C. discriminant D. quadratic formula
Mathematics
Divide, if possible. If a quotient is undefined, state so.
A. 7 B. -7 C. -48 D. 48
Mathematics
Graph the function.f(x) = x3 + 1x - 5
A. 
B. 
C. 
D. 
Mathematics