Find the first term and the common ratio of the geometric sequence.an = 7n/2
A. a1 = 7, r = 
B. a1 = 
, r = 
C. a1 = 
, r = 7n/2
D. a1 = 
, r = 7
Answer: B
Mathematics
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Use a definite integral to find an expression that represents the area of the region between the given curve and the x-axis on the interval [0, b].y = 27x2
A. 54b B. 9b3 C. -9b3 D. -54b
Mathematics
Find y in terms of x.
= 5x-3/4, curve passes through (1, 8)
A. y = 5x1/4 + 3
B. y = 20x1/4 + 160
C. y =- 
x-7/4 - 3
D. y = 20x1/4 - 12
Mathematics
Rewrite in terms of two or more logarithms using the quotient and product rules for logarithms. Assume all variables represent positive real numbers.log13
A. (log1314)( log13m) - log13n
B. log1314 - log13m - log13n
C. log1314 + log13m - log13n
D. 
Mathematics
Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.
A. 
B. 
C. 
D. 
Mathematics