CCSS.Math.Content.HSA.REI.B.4

y = ax² + bx + c is

• a quadratic equation in vertex form
• a linear equation in vertex form.
• a quadratic equation in standard form.
• a linear equation in standard form.

Tags

CCSS.Math.Content.HSA.REI.B.4

Factor:
x² - 5x - 14

• (x - 2)(x + 3)
• (x - 2)(x + 7)
• (x + 2)(x - 7)
• (x - 2)(x - 3)

Tags

CCSS.Math.Content.HSA.REI.B.4

The product of two consecutive positive numbers is 132.  Find the numbers.

• 11, 12
• -11, -12
• -11, 12
• 11, -12

Tags

CCSS.Math.Content.HSA.REI.B.4

Solve for x.  Round to the nearest hundredth if necessary.
2x² = -x + 3

• x = -1, 1.5
• x = 1.5, -1
• x = 1, 1.5
• x = -1.5, 1

Tags

CCSS.Math.Content.HSA.REI.B.4

The area of a playground is 336 yd2 . The width of the playground is 5 yd longer than its length. Find the length and width of the playground

•  length = 26 yd, width = 21 yd
• length = 21 yd, width = 26 yd 
• length = 21 yd, width = 16 yd 
• length = 16 yd, width = 21 yd

Tags

CCSS.Math.Content.HSA.REI.B.4

Factor
x² -16x + 48

• (x - 12)(x - 4)
• (x + 6)(x - 8)
• (x + 12)(x - 4)
• (x -16)(x - 3)

Tags

CCSS.Math.Content.HSA.REI.B.4

Find the vertex.
y = 2x² - 8x + 9

• (1,2)
• (2, 33)
• (2,1)
• (33, -2)

Tags

CCSS.Math.Content.HSA.REI.B.4

Which of the following quadratic equations can be solved with the graph shown? 

• x² - x - 6 = 0
• x² - x + 6 = 0
• x² + x - 6 = 0
• x² + x + 6 = 0

Tags

CCSS.Math.Content.HSA.REI.B.4

Factor completely: 3x² - 7x + 2

• (x - 1) (3x + 2)
• (x - 2) (3x -1)
• (x - 1) (3x - 2)
• (x + 2) (3x + 1)

Tags

CCSS.Math.Content.HSA.REI.B.4

Factor: 
x² + 7x + 6

• (x + 6) (x + 1)
• (x + 3) (x + 2)
• (x + 4) ( x + 3)
• (x - 6) ( x -1)

Tags

CCSS.Math.Content.HSA.REI.B.4