FOURTH PRELIM EXAM IN GENERAL MATHEMATICS

• 0, 1

• 0, -3

• -3, 0

• -3, 1

• 0, 2

• -2/5, 0

• 0, -2

• -2, 0

What is the inverse of f(x) = 3x - 5

What is the inverse of {(3,0), (5,2), (4,8), (1, 1)}?

• {(0,3), (2,5), (4,8), (1, 1)}

• {(0,3), (2,5), (8,4), (1, 1)}

• {(-3,0), (-5,2), (-4,8), (-1, 1)}

• {(3,0), (5,2), (4,8), (1, 1)}

What is the missing INVERSE ordered pair of the table

with function 𝑓(𝑥) = 2𝑥 + 9 if x = 4?

• 4, 13

• 4, 15

• 13, 4

• 12, 4

Given that f(x) = 3x - 2, what is the domain of its inverse?

• (-∞, +∞)

• (3, ∞)

• (0, ∞)

• (0, ∞)

Given that f(x) = 3x - 2, what is the range of its inverse?

• all real numbers

• all real numbers greater than 3

• all real numbers except 2/3

• all real numbers greater than 0

Solve for x in 81^3-x = (1/3)^5x-6

• 3

• -4

• 6

• -6

What is x in 1/81 < 9^2x-4