Further graphing quadratic functions

What is the standard form of a quadratic equation?

• f(x)=x

• f(x)=x²

• f(x)=ax²+bx+c

• f(x)=a(x-h)²+k

What is the vertex form of a quadratic equation?

• f(x)=x

• f(x)=x²

• f(x)=ax²+bx+c

• f(x)=a(x-h)²+k

What is the axis of symmetry for this function: -x²+10x-17

• x= 10

• x= -10

• x= -5

• x= 5

The axis of symmetry for the function -x²+10x-17 is 5. What is the vertex?

• (-5, 8)

• (5,8)

• (8,5)

• (-8,5)

What is the axis of symmetry for this function: 2x²+8x+2

• x= 8

• x= 2

• x= -2

• x= 4

What is the axis of symmetry for this function: (x+4)²-5

• x= 4

• x=-4

• x= 5

• x= -5

Which of these shows a parent function of a quadratic equation vertically stretched by 2?

• f(x)=(x+2)²

• f(x)=x²+2

• f(x)=2x²

• f(x)=(x²)²

Which of these shows a parent function of a quadratic equation moved 5 units to the right?

• f(x)=(x-5)²

• f(x)=(x+5)²

• f(x)=5x²

• f(x)=x²+5

Which of these shows a parent function of a quadratic equation moved 1 unit down?

• f(x)=(x-1)²

• f(x)=(x+1)²

• f(x)=1x²

• f(x)=x²-1

Change x²-16x+64 to vertex form.

• (x-16)²

• (x+16)²

• (x-8)²

• (x+8)²