Characteristics of quadratics

What is/are zeros of the quadratic function below?

f(x) = x² - 5x - 24

• (-8,0)(3,0)

• (8,0)(-3,0)

• (8,-3)

• There are no zeros

What is the axis of symmetry for the quadratic function

f(x) = 2x² - 8x + 1

• x = 2

• x = -2

• y = 7

• y = 25

Does the following graph represents positive or negative function?

• positive

• negative

• both

• neither

which of the following intervals represents the decrease portion of the given graph?

• $\left(-2,\infty\right)$

• $\left(-3,\infty\right)$

• $\left(-\infty,-2\right)$

• $\left(-\infty,-3\right)$

Which of the following represents the y-intercept for the function below?

f(x) = x² + 2x - 3

• (-3,0)

• (0,-1)

• (0,-3)

• (0,-4)

which of the following represents the minimum value for the function below?

f(x) = 3x² - 6x + 5

• 1

• 2

• -4

• 14

Which of the following represents the end behavior for the given graph?

• both are positive

• both are negative

• the left side is positive and the right side is negative

• the left side is negative and the right side is positive

Which of the following represents the solution(s) to the function below?

f(x) = 3x² + 6

• (0,6)

• (0,-2)

• (0,2)

• There are no solutions

Which of the following represents the domain and range for the function below?
f(x) = 2 $x^2$   - 4x + 6

• domain = all real numbers
  range = $x\ge1$  

• domain = all real numbers
  range = $y\ge12$  

• domain = all real numbers
  range = $y\ge4$  

• domain = all real numbers
  range = $x\ge-1$  

which of the following represents the axis of symmetry for the function

f(x) = -3x² + 3

• x = 3

• x = 0

• x = -1

• x = -3