Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Answer: B
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = 
A. 5 B. 1 C. 0 D. Diverges
Solve the system using the addition method. If the system is inconsistent and has no solution, state this. If the system is dependent, write the form of the solution for any real number x.x + y = -8x - y = 6
A. (1, -6) B. (-1, -7) C. (-2, -6) D. Inconsistent, ?
Provide an appropriate response.Write 
without summation notation. Do not evaluate.
What will be an ideal response?
Solve the problem.The position(in feet) 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. Find the object's velocity at time t.
A. v = A cos 
ft/sec
B. v = A
cos 
ft/sec
C. v = - A
cos 
ft/sec
D. v = A
cos 
ft/sec