Find the first term and the common ratio of the geometric sequence.1, 
, 5, 5
, . . .
A. a1 = 1, r = 
B. a1 = 1, r = 5
C. a1 = 
, r = 5
D. a1 = 
, r = 
Answer: A
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Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.
, x = 3
A. - 
B. 
C. 
D. 
Write a word name for the number in the sentence.Scientists were predicting the demise of the space colony as the population approached 600,040,000.
A. Six hundred million, forty hundred B. Six hundred million, forty thousand C. Six hundred forty million D. Six hundred billion, forty million
Solve.In this expression, which symbol is the exponent?72
A. 7 B. 72 C. 2 D. There is no exponent in this expression.
Solve the problem by estimating.Linda scored 82, 65, 60, 68, 74, and 100 on her calculus tests. Round each score to the nearest ten to estimate her total score.
A. 450 B. 440 C. 430 D. 460