Comparing Function Practice

Which of the following functions could represent Function A?

• y = 0.5x - 1.5

• y = 2x + 2.5

• y = 3x + 1.5

• y = 2.5x - 2.5

• Neither.

• Neither.

Write an equation for the table.

• y = 0.4x

• y = 025x

• y = 4x

• y = 0.04x

Is the table linear, exponential or neither?

• Linear

• Exponential

• Neither

Which function is quadratic?

• f(x)

• h(x)

• g(x)

Which graph is linear?

• Graph A

• Graph B

• Graph C

• Graph D

Which function has the greatest y-intercept?

• f(x)

• h(x)

• g(x)

Which function best models this data?

• f(x) = -19.9x + 221

• f(x) = -0.29x² - 17.8 + 218.0

• f(x) = 235.7(0.87)^x

• f(x) = -18x + 220

What type of function best models this graph?

• Linear

• Exponential

• Quadratic

• Cubic