Find the first five terms of the sequence defined by the given general term.f(n) = 2n- 2
A. 0, 2, 4, 6, 8
B. 0, -2, -4, -6, -8
C. 0, 1, 2, 3, 4
D. 4, 6, 8, 10, 12
Answer: A
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Multiply by using the rule for the square of a binomial.(x - 8)2
A. x2 + 64 B. 64x2 - 16x + 64 C. x2 - 16x + 64 D. x + 64
Simplify the expression.
?
?
Write the answer without using negative exponents. Assume that the variable is restricted to those numbers for which the expression is defined.
?
A. 
B. ?
C. ?
D. ?
Solve, finding all solutions.tan x = -1 (Express your answer in radians.)
A. 
+ 2k? and 
+ 2k?, where k is any integer
B. 
+ 2k? and 
+ 2k?, where k is any integer
C. 
+ 2k? and 
+ 2k?, where k is any integer
D. 2k? and ? + 2k?, where k is any integer
Solve the problem.The rate at which an assembly line worker's efficiency E (expressed as a percent) changes with respect to time t is given by 
where t is the number of hours since the worker's shift began. Assuming that 
find E(t).
A. E(t) = 70t - 2t2 + 20 B. E(t) = 70t - 2t2 + 156 C. E(t) = 70t - 2t2 + 88 D. E(t) = 70t - 4t2 + 20