Question 1

Identify the axis of symmetry and the vertex of the parabola graphed

Accepted Answer

AOS: x = -4, Vertex (-4, -9)

Answer

AOS: x = 0, Vertex (0, -5)

Answer

AOS: x = -5, Vertex (0, -5)

Answer

AOS: x = -9, Vertex (-4, -9)

Question 2

Solve: $5d^2-18d-8$

Accepted Answer

$x = -0.4$ and $x = 4$

Answer

$x = 0.4$ and $x = -4$

Answer

$x=2.5$ and $x=4$

Answer

$x=-2.5$ and $x=-4$

Question 3

Find a solution to the system: $f(x) = x - 4$ and $g(x) = x^2+4x -4$

Accepted Answer

$(0,4)$ and $(-3,-7)$

Answer

$(0.828,0)$ and $(-4.828,0)$

Answer

no real solutions

Answer

$(4,0)$ and $(-2,-8)$

Question 4

What is range of the quadratic graphed?

Accepted Answer

$y\ge-8$

Answer

all real numbers

Answer

$y\le-8$

Answer

$-4.828\le y\le0.828$

Question 5

Give an interval where the graph is decreasing

Accepted Answer

$x\le-4$

Answer

$x\ge-9$

Answer

$x\ge-4$

Answer

$x\le-9$

Question 6

Which is a factor of $6x^2+7x+2$.

Accepted Answer

$(3x+2)$

Answer

$(x+2)$

Answer

$(2x-1)$

Answer

$(3x-2)$

Question 7

Which transformation has not occurred?

Accepted Answer

A vertical compression

Answer

A reflection

Answer

A horizontal shift

Answer

A vertical stretch

Question 8

Simplify: $64^\frac{5}{6}$

Accepted Answer

32

Answer

cannot be simplified

Answer

$\sqrt[5]{2}$

Answer

$2\sqrt{2}$

Question 9

Which is not an equivalent form of $2x^2+6x-20$?

Accepted Answer

$(x-10)(x+4)$

Answer

$2(x-5)(x+2)$

Answer

$2(x^2-3x-10)$

Answer

$2(x-1.5)^2-24.5$

Question 10

Which function best describes the output values of 0, 2, 4, 8, 16

Accepted Answer

Exponential

Answer

Absolute value

Answer

Quadratic

Answer

Linear

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