Quadratics

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)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which of the following equations matches standard form of a quadratic?

• y = a(x - p)(x - q)

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

Tags

CCSS.HSA.SSE.B.3

Which of the following equations shows the vertex form of a quadratic?

• y = mx + b

• y = a(x - p)(x - q)

• y = ax² + bx + c

• y = a(x - h)² + k

Tags

CCSS.HSA.SSE.B.3

In factored form you can see the ______ of the graph easily.

• y-intercept

• vertex

• x-intercepts

Tags

CCSS.HSA.APR.B.3

In vertex form you can see the ______ of the graph easily.

• vertex

• y-intercept

• x-intercepts

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the y-intercept of 
f(x)=2x² + 4x + 6

• (6 , 0)
• (-6 , 0)
• (0, -6)
• (0 , 6)

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What are the x-intercepts of 
f(x)=(x - 10)(x + 10)

• (0, -100)
• (10 , 0) and (-10 , 0)
• (0, -10) and (0, 10)
• 0

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What are the x-intercepts of the parabola?

y = ¼(x + 2)(x - 6)

• (-2,0) and (6, 0)

• (2,0) and (-6, 0)

• (-2, 0)

• (¼, 0) and (-2, 0) and (6, 0)

What are the x-intercepts of the parabola?

y = -3(x + 5)(x - 9)

• (-5, 0) and (9, 0)

• (5, 0) and (-9, 0)

• (5, 0) and (9, 0)

• (0, -5) and (0, 9)

What is the factored form of a quadratic?

• f(x) = (x-h)²+k

• f(x)=(x-r₁)(x-r₂)

• f(x)=ax²+bx+c