Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.4 x + 7 = 7
A. {-0.60}
B. {7.71}
C. {-5.60}
D. {1.56}
Answer: C
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Provide an appropriate response. Explain the difference in evaluating an expression with a negative base, such as (-5)3, and one with a negative exponent, such as 5-3.
What will be an ideal response?
The nth term of a sequence is given. Find the first 4 terms.an = 
A. 0, 1, 
, 1
B. 0, 
, 
, 
C. 1, 
, 1, 
D. 1, 1, 1, 1
Use the partial sum formula to find the partial sum of the given arithmetic sequence.Find the sum of the first five terms of the arithmetic sequence: -3, -10, -17, . . . .
A. -50 B. 85 C. -30 D. - 85
Solve the problem.The graph shows an idealized linear relationship for the average monthly payments (in dollars) to retirees from 2000 through 2004. Use the midpoint formula to estimate the payment for 2002.Average Monthly Payments to Retirees
a = $452; b = $524
A. $488 B. $36 C. $524 D. $500