Find the acceleration of an object for which the displacement s (in m) is given as a function of the time t (in s) for the given value of t.s = -5t3 - 3t2 - 7t - 5, t = 2 s
A. -79 ft/s2
B. -32 ft/s2
C. 81 ft/s2
D. -66 ft/s2
Answer: D
Mathematics
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Write the number in scientific notation.70,600,000,000
A. 7.06 × 1011 B. 7.006 × 1010 C. 7.06 × 109 D. 7.06 × 1010
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Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. z15
B. 
C. z8 - z7
D. z
Mathematics
Find decimal notation.
A. 0.142
B. 0.143
C. 0.
D. 0.
Mathematics
Use differentials to approximate the arc length of the graph of the equation from P to Q. Round answer to four decimal places. Select the correct answer.
a. 6.0828
b. 3.6497
c. 1.2166
d. 2.4331
Mathematics