Question: Using the horizontal-line test, determine whether the function is one-to-one. a. f(x) = 2.7x b. f (x) = 2-x c. f(x) = 4 - x2

Using the horizontal-line test, determine whether the function is one-to-one.
a. f(x) = 2.7x
Using the horizontal-line test, determine whether the function is one-to-one. a.

b. f (x) = 2-x

Using the horizontal-line test, determine whether the function is one-to-one. a.

c. f(x) = 4 - x2

Using the horizontal-line test, determine whether the function is one-to-one. a.

d. f(x) = x3 - 3x + 1

Using the horizontal-line test, determine whether the function is one-to-one. a.

2 98765432 5-4-3 2112 345 x 54, 3 2 1 | 12345 -5-4-3-2-1 2 3 4 5 x

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