Simplify the expression by using the order of operations.3 ? 5 + 4 ? 7 + 5
A. 48
B. 324
C. 425
D. 240
Answer: A
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Solve the problem.Use the formula N = Iekt, where N is the number of items in terms of the initial population I, at time t, and k is the growth constant equal to the percent of growth per unit of time. A certain radioactive isotope decays at a rate of 0.275% annually. Determine the half-life of this isotope, to the nearest year.
A. 252 years B. 182 years C. 3 years D. 109 years
Determine the quadrant in which the terminal side of angle ? lies.cot ? > 0 and sin ? < 0
A. Quadrant II B. Quadrant I C. Quadrant III D. Quadrant IV
Simplify the factorial expression.
A. 
B. (n - 4)!
C. n - 4
D. 
Describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x).f(x) = sin (-2x) ; g(x) = sin x
A. Horizontal shrink by a factor of 
, reflection across y-axis
B. Horizontal stretch by a factor of 2, reflection across y-axis
C. Vertical stretch by a factor of 2, reflection across x-axis
D. Horizontal shrink by a factor of 
, reflection across x-axis