10 MATH QUADRATIC & INDICES REVISION

If given the equation

y = 3(x + 5)² - 4,

what is the vertex of the parabola?

• (5, -4)

• (-5, -4)

• (-15, -4)

• (15, -4)

Given the equation

y = 2(x - 3)² + 7,

what is the vertex of the parabola?

• (3, 7)

• (-3, 7)

• (3, -7)

• (-3, -7)

For the equation

y = -4(x + 2)² + 1,

what is the vertex of the parabola?

• (2, 1)

• (-2, 1)

• (2, -1)

• (-2, -1)

Consider the equation

y = 5(x - 1)² - 6,

what is the vertex of the parabola?

• (1, -6)

• (-1, -6)

• (1, 6)

• (-1, 6)

Given the equation for this parabola:

y = - (x - 4)² - 3,

does this parabola have a maximum or minimum value?

• Maximum

• Minimum

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

What is the equation of this graph?

• f(x) = (x - 5)² + 1

• f(x) = (x - 1)² - 5

• f(x) = (x + 1)² - 5

• f(x) = (x + 5)² + 1

What is the axis of symmetry for:

y = 0.5(x - 4)² + 3

• x = 4

• x = -4

• x = 1/2

• x = 3

Which of the following is the correct equation for the given graph?

• y = (x - 2)² - 1

• y = (x + 2)² - 1

• y = -(x + 2)² - 1

• y = -(x - 2)² - 1

How can you tell the direction of the opening of the graph of a parabola by looking at the question?

• The vertex tells you the direction of the opening

• The value of "a" tells you the direction of the opening

• All parabolas open upward

• All parabolas open download