Unit 3 Quiz 1

What is the degree?

• Positive
• Negative
• Odd
• Even

Which function has this end behavior?

• -x²-3x+1
• -x³+2x²+3
• x⁴+3x³-4x+1
• x⁵-4x⁴+2x²-1

What is the leading coefficient?

• Positive
• Negative
• Odd
• Even

Which is the vertex of y = x²+ 16x + 71 ?

• (-8, 7)

• (-8, 3)

• (8, 10)

• (16, -2)

Find the y-intercept of f(x) = 2x² - 2x + 1

• (1,0)

• (-2,0)

• (0,1)

• (0, -1)

Does the equation open up or down? 
Y = -3x² +7x - 2

• up
• down
• Neither; it opens to the right.
• Neither; it opens to the left.

What is the name of this form:
y = ax² + bx + c

• vertex form
• standard form
• factored form
• zero form

What are the zeros of the parabola? 

• 1, 5
• 3, -5 
• 3, 0
• -6, 1

Which of the following is a transformation of the graph y = (x - 5)² ? 

• Shifts right 5.
• Shifts left 5.
• Shifts up 5.
• Shifts down 5.

Which quadratic function is represented by the graph?

• y = 2(x - 4)² + 5
• y = 2(x + 4)² + 5
• y = -2(x - 4)² + 5
• y = -2(x + 4)² + 5