Solutions to Quadratic, Linear and Exponential Functions

Which is a solution to the following system of equations?

• (2,3)

• (5,0)

• (7,0)

• (5,2)

Which is a solution to the following system of equations?

Which is a solution to the following system of equations?

When the second differences of a data set are equal, and first differences are not, we know that the data came from a __________ function.

• Linear

• Exponential

• Quadratic

• Constant

When a quadratic function has a negative discriminant, that means that it has ____ real solutions.

• 0

• 1

• 2

• 3

When a quadratic function has a positive discriminant, that means that it has ____ real solutions.

• 0

• 1

• 2

• 3

When a quadratic function has a zero discriminant, that means that it has ____ real solutions.

• 0

• 1

• 2

• 3

• 16

• 8

• -8

• -16

When solving the quadratic equation, the first thing we calculate based on our order of operations is...

• everything above the fraction bar

• everything below the fraction bar

• everything outside the radical sign

• everything inside the radical sign

When neither first nor second differences of a data set are equal, but ratios are equal, we know that the data came from a __________ function.

• Linear

• Exponential

• Quadratic

• Constant