Decide whether or not the set is closed under addition.{1, 3, 5, 7, . . .}
A. Not closed
B. Closed
Answer: A
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Find the inverse of the function.f(x) = 5x + 3
A. f-1(x) = 
B. f-1(x) = 
- 3
C. f-1(x) = 
D. Not a one-to-one function
List the subsets.List all of the two element subsets of the set {a, b, c, d, e}.
What will be an ideal response?
Given that f(x) = sin x, g(x) = cos x, and h(x) = tan x, evaluate the given function. The point (x, 
), on the circle 
, also lies on the terminal side of an angle ? in quadrant II. The point 
, on the circle 
, also lies on the terminal side of an angle ? in quadrant III.f
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A. 
B. 
C. 
D. 
Write an equation, in slope-intercept form if possible, of the line through the pair of points.(1, 4) and (1, -7)
A. x = 1 B. y = 4 C. -7x + 4y = 0 D. 4x - 7y = 0