Write a formula for the nth term of the indicated sequence. Write out the first five terms of the sequence.arithmetic: a = 0, d = -7
A. an = -7n + 7; 0, -7, -14, -21, -28
B. an = -7n; -7, -14, -21, -28, -35
C. an = -7; -7, -14, -21, -28, -35
D. an = -7n - 7; 0, -7, -14, -21, -28
Answer: A
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Solve the application and answer with a complete sentence. Round to the nearest tenth of a percent if necessary.The population of a city increased from 1,044,520 in 1995 to 1,359,973 in 2005. Calculate the percent increase.
A. There was a 23.2% increase in population. B. There was a 3.0% increase in population. C. There was a 2.3% increase in population. D. There was a 30.2% increase in population.
Write using radical notation. Then, simplify, if possible.(243x20)2/5
A. 243x4 B. 9x4 C. 9x8 D. 9x2
Find the vertex, the y-intercept, and the x-intercepts (if any exist), and graph the function.g(x) = x2 + 2x + 2
A. 
Vertex (1, 1)
no x-intercepts;
y-int = (0, 2)
B. 
Vertex (-1, 1)
no x-intercepts;
y-int = (0, 2)
C. 
Vertex (1, -1)
x-int = (0, 0), (2, 0);
y-int = (0, 0)
D. 
Vertex (-1, -1)
x-int = (-2, 0), (0, 0);
y-int = (0, 0)
A couple plans to invest money for their child's college education. What principal must be deposited by the parents when their child turns 5 in order to have $25,000 when the child reaches the age of 18? Assume the money earns 9% interest, compounded quarterly.
a. $7,860.45 b. $8,154.47 c. $11,520.74 d. $79,511.96 e. $7,793.12