Math IB - DHQ 5/16/18

What is the y-intercept of the equation

y = 2x²+8x+3

• (0,3)

• (3,0)

• (0,2)

• y=8

Tags

CCSS.HSF-IF.C.7A

Find the vertex of the quadratic:
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What are the x-intercepts of y = x² - 3x - 10?

• (-3, 0) and (-10, 0)

• (-5, 0) and (2, 0)

• (5, 0) and (-2, 0)

• (5, 2)

Tags

CCSS.HSF-IF.C.7A

Identify the 'a' value: y = 16x² -8x -24

• 16

• 8

• -8

• -24

Tags

CCSS.HSA.REI.B.4

The standard form of a quadratic function is

• ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

If a is negative in the function, which way does the parabola

• up

• down

• left

• right

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7