Find the integral.
A. 
+ 2ex + C
B. 5 ln 
+ 2ex + C
C. 
+ 2xex-1 + C
D. 5 ln 
+ 2xex-1 + C
Answer: B
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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 = 6t3 + 3t2 + 5t + 8, t = 2 s
A. 48 ft/s2 B. 89 ft/s2 C. 78 ft/s2 D. 72 ft/s2
Find the root.
A. 8 B. 4 C. -4 D. Not a real number
Solve the problem.The following list of digits was taken from a table of random numbers. We will let each set of 5 represent a family of five children. If a digit is 0 - 4 it will be a girl and the digit 5 - 9 will be a boy. Use this simulation to estimate the probability that a family of five children will have less than 2 boys.1872894741320630496354859155927135728152117321717389555755200888295295728953889458070773711019494917643369510390740035776259952052240040384511507452332751033761865636172939087480615941279969113392706727324727232240686253264092997095877709759912916866
A. 
B. None of these
C. 
D. 
Divide.
A. a8 - 
B. a7 - 1
C. a8 - 1
D. a7 - a