Quadratics Quiz 1

Solve by taking square roots:
k² - 6 = 43

• k = √37
• k = 37 or - 37
• k = 7, k = -7
• no solution

Tags

CCSS.HSA-REI.B.4B

Factor
k²+7x+10

• (k+2)(k+5)
• (k-2)(k-5)
• (k+10)(k+4)
• (k+2)(k-5)

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSA.APR.B.3

Another word for x-intercepts?

• Range
• Zeros
• Y-Values
• Form

Tags

CCSS.HSF-IF.C.7C

The roots of the graph are?

• 4 and -2

• -4 and -2

• -4 and 2

Tags

CCSS.HSF-IF.C.7A

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

Solve using the Square Root Method

-5x² = -50

• ± 5

• ± 10

• ± √10

• -10

• 5

Tags

CCSS.HSA-REI.B.4B

Which of the follow equations is the standard form of a quadratic function?

• y = ax² + bx + c

• y = a(x - p)(x - q)

• y = a( x - h)² + k

• y = mx + b

• ax + by = c

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4