Functions Check-IN

The relation in the graph is..

• a function but not a one-to-one function.

• a one-to-one function.

• not a function

The relation in the graph is..

• a function but not a one-to-one function.

• a one-to-one function.

• not a function

The relation in the graph is..

• a function but not a one-to-one function.

• a one-to-one function.

• not a function

The relation in the graph is..

• a function but not a one-to-one function.

• a one-to-one function.

• not a function

The relation in the graph is..

• a function but not a one-to-one function.

• a one-to-one function.

• not a function

The relation in the graph is..

• a function but not a one-to-one function.

• a one-to-one function.

• not a function

Given
 f(x) = 2x² + 5x - 17,
find f(-1). 

• f(-1) = -20
• f(-1) = -24

• -19
• -21
• 17
• -1

• 6x² - 1
• 6x - 3
• 5x - 1
• 6x² - 3x

Given f(x) = 2x and
g(x) = x²+3 , find f(g(x)).

• x²+2x+3
• 4x²+3
• 2x²+3
• 2x²+6