Final Examination in Applied Mathematics

When will the parabola open up? (Considered ax²+bx+c)

• When a = 0

• when a > 0

• when a < 0

• None of them

From equation y=x²-10x+9 what will the parabola look like?

• Opened up

• Opened down

• Turned to the left

• Turned to the right

From the equation y=x²-10x+9, What is the axis of symmetry (x)?

• x = 5

• x = -5

• x = -4

• x = 4

From the equation y=x²-10x+9, What is the vertex (x,y)?

• (-5, -16)

• (5, -16)

• (-5, 16)

• (5, 16)

From equation y= -x² + 2x - 2, what will the parabola look like? (Considered y=ax²+bx+c)

• Opened up

• Opened down

• Turned to the left

• Turned to the right

From the equation y= -x² + 2x - 2, What is the axis of symmetry (x)?

• x = 4

• x = 3

• x = 2

• x = 1

From equation y= x², what will the parabola look like? (Considered y=ax²+bx+c)

• Turned to the left

• Turned to the right

• Opened up

• Opened down

From the equation y= x² What is the axis of symmetry (x)?

• x = 3

• x = 2

• x = -1

• x = 0

From the equation y =x², What is the vertex (x,y)?

• (0, 0)

• (0, 1)

• (0, -1)

• (-1, 0)

From equation y= -2x² +10, what will the parabola look like? (Considered y =ax²+bx+c)

• Turned to the left

• Turned to the right

• Opened up

• Opened down