Find the average rate of change of the function as x changes from a to b.f(x) = x2 - 2; a = 1, b = 5
A. 6
B. 0
C. -4
D. -6
Answer: A
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Find the limit of the sequence or determine that the limit does not exist.an = 
n
A. does not exist B. 0 C. e7 D. 7
Add or subtract as indicated.(13x + 29xy - 10y) - (24x - 5xy - 17y)
A. 30xy B. -16x + 11xy + 27 C. -11x + 34xy + 7y D. -11x - 34xy - 27y
Provide an appropriate response. Factor completely: 4x2 + 16x + 7
A. 4(x2 + 4x + 7) B. (2x + 1)(2x + 7) C. (4x + 1)(x + 7) D. (4x + 7)(x + 1)
Solve the problem.Find the value of a retirement savings account with a monthly contribution of $50 (contributions made at the end of each month, including the last month), and an APR of 4.8% (compounded monthly) after 
years. Round your answer to the nearest cent.
A. $147,307.35 B. $134,013.40 C. $142,078.50 D. $138,420.00 E. $137,058.22