Wk 3 Algebra 1B Day 2

Calculate the zeros of the quadratic.

• x = 2 and -3

• x = 0 and 9/4

• x = 0 and 4/9

• x = 1/2 and 1/3

Calculate the zeros of the quadratic.

• x = 6 and 3

• x = 1 and 0

• x = 0 and 3

• x = 3 and 1

Which is a zero of the graph?

• 0

• -1

• 1.5

• -3

Which is an x-intercept of the function?

• undefined

• 1

• 2

• -1

The x-intercepts of a quadratic equation are known as the _____.

• vertices

• squares

• zeros

• formulas

Name the x-intercept(s)?

• (0, 0)

• (2, 4)

• (0, 0) and (0, 4)

• (0, 0) and (4, 0)

What are the zeros of the function
f(x)= -4(x - 3)(x+5)?
*Hint: Type the function into y= 

• -12 and 20

• -5 and 3

• -4 and -5

• -3 and 5

What are the zeros of the quadratic function?
y = x² - 2x - 15

• x = -2
  x = -15

• x = -3
  x = 5

• x = 3
  x = -5

• x = 1
  x = -16

Which graph has the x intercepts of -2 and 1?

• y = 2x -1

• y = x²-2x +1

• y = x²+x-2

• y=x²-x-2

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1