Quiz about A2CP - Semester 1 Review

Question 1

The graph of a quadratic function is called

Accepted Answer

a parabola

Answer

a line

Answer

a hyperbola

Answer

a cubic

Question 2

What is the equation for axis of symmetry?

Accepted Answer

x=3

Answer

y=3

Answer

x=5

Answer

x=1

Question 3

Does this parabola have a maximum or minimum?

Accepted Answer

Minimum

Answer

Maximum

Question 4

When a parabola opens downward the vertex is

Accepted Answer

a maximum

Answer

a minimum

Answer

a vertex

Answer

a parabola

Question 5

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

Accepted Answer

down

Answer

up

Question 6

The formula
b² - 4ac
is called the

Accepted Answer

the discriminant

Answer

quadratic formula

Answer

factored form

Answer

vertex formula

Question 7

The discriminant finds the

Accepted Answer

number of solutions

Answer

x-intercepts

Answer

y-value of vertex

Answer

y-intercept

Question 8

The equation
y = x² -12x + 36 has

Accepted Answer

1 solution

Answer

2 solutions

Answer

no solutions

Question 9

Find the roots of this equation
x²+ x - 6 = 0

Accepted Answer

2, -3

Answer

4, -1

Answer

3, -2

Answer

-6, 1

Question 10

Factor x²-2x-15

Accepted Answer

(x-5)(x+3)

Answer

(x+5)(x-3)

Answer

(x-5)(x-3)

Answer

(x+5)(x+3)

Question 11

Factor x² + 7x + 12

Accepted Answer

(x + 3)(x + 4)

Answer

(x + 2)(x + 10)

Answer

(x + 4)(x + 5)

Answer

(x + 4)(x + 6)

Question 12

Factor:
p² - 14p

Accepted Answer

p(p - 14)

Answer

p(1 - 14)

Answer

2p(p - 7)

Answer

p2(1-14)

Question 13

x2 - 16

Accepted Answer

( x - 4) ( x + 4)

Answer

Prime

Answer

( x - 8) ( x + 8)

Answer

( x - 4) ( x - 4)

Question 14

Factor
3a² + 4a + 1

Accepted Answer

(3a+1)(a+1)

Answer

(7a-10)(a-8)

Answer

Not factorable

Answer

(3a-1)(a-1)

Question 15

Factor
9x²-6x-8

Accepted Answer

(3x+2)(3x-4)

Answer

(3x+2)(3x+4)

Answer

(3x-2)(3x-4)

Answer

(x-1)(9x+8)

Question 16

What is the solution to the system?

Accepted Answer

(1, 3)

Answer

(0, 3)

Answer

(1, -1)

Answer

(-3, 1)

Question 17

Solve for x and y
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Question 18

What is the value of the y-coordinate of the solution to the system of equations
x-2y=1
x+4y=7

Accepted Answer

1

Answer

-1

Answer

3

Answer

4

Question 19

Solve the system.

Accepted Answer

(-3, 2, -1)

Answer

(3, -2, 4)

Answer

(2, -3, 1)

Answer

Infinitely many solutions

Question 20

Add

Accepted Answer

11 8 -4 2

Answer

3 2 -6 -6

Answer

-3 2 -4 -6

Answer

10 8 -6 2

Question 21

Find A-B

Accepted Answer

-4 0 6 -1

Answer

-3 1 7 -1

Answer

1 0 1 -4

Answer

not possible because rows do not match columns

Question 22

What are the dimensions of this matrix?

Accepted Answer

3 x 2

Answer

2 x 3

Answer

6 x 1

Answer

1 x 6

Question 23

Multiply

Accepted Answer

-20 15 -10
30 -5 0

Answer

20 15 -10
30 -5 0

Answer

1 8 3
11 4 5

Answer

20 -15 10
-30 5 0

Question 24

find: B*A

Accepted Answer

47 30 9 5

Answer

17 15
42 35

Answer

10 25 7 1

Answer

not possible because rows do not match columns

Question 25

What is the vertex of this quadratic equation?

y = 2(x + 2)² + 5

Accepted Answer

(-2,5)

Answer

(2,5)

Answer

(5,-2)

Answer

(-5,-2)

Question 26

Evaluate f(-2) if f(x) = x²+ 3

Accepted Answer

7

Answer

-1

Answer

1

Answer

-7

Question 27

If f(x) = -4x - 5 and
g(x) = 3 - x,
what is g(-4) + f(1)?

Accepted Answer

-2

Answer

7

Answer

-9

Answer

-10

Question 28

Identify the zeros

Accepted Answer

x=-2, x=-6, x=4

Answer

x=2, x=6, x=-4

Answer

(x+2)(x+6)(x-4)

Answer

(x-2)(x-6)(x+4)

Question 29

State the Range.

Accepted Answer

$$\left(-\infty,0\right]$$

Answer

$$\left[0,\infty\right)$$

Answer

$$\left(-\infty,\infty\right)$$

Answer

$$\left(-\infty,-4\right]$$

Question 30

This graph is a(n)...

Accepted Answer

Fifth degree polynomial

Answer

Third degree polynomial

Answer

Sixth degree polynomial

Answer

Even function

Question 31

This graph is _______ in the highlighted areas.

Accepted Answer

Increasing

Answer

Decreasing

Question 32

Given the following equation what method would you use to factor?
y=6x²-17x+12

Accepted Answer

AC method

Answer

What multiplies to 12 and adds to -17

Answer

Difference of two squares

Answer

DIfference of two cubes

Question 33

What is i²

Accepted Answer

-1

Answer

i

Answer

-i

Answer

1

Question 34

If asked to find a zero given a graph, you should look at the...

Accepted Answer

x-intercept

Answer

y-intercept

Answer

maximum

Answer

minimum

Question 35

Simplify:
(3 + 2i) + (4i + 6)

Accepted Answer

9 + 6i

Answer

7i + 8

Answer

9 + 6i2

Answer

9 - 6i

Question 36

Simplify:
(4 + 7i) - (3 + 2i)

Accepted Answer

1 + 5i

Answer

7 + 9i

Answer

1 + 9i

Answer

-1 + 5i

Question 37

Simplify:
(2 - 3i)(5 + 4i)

Accepted Answer

22 - 7i

Answer

22 + 7i

Answer

22 - 7i2

Answer

22 + 7i2

Question 38

(4-5i)(4+5i)

Accepted Answer

41

Answer

-9

Answer

41+40i

Answer

-9+40i

Question 39

Describe the transformation that is applied to the parent function.
f(x) = IxI -5

Accepted Answer

Shifts down 5

Answer

Shifts left 5

Answer

Shifts right 5

Answer

Shifts up 5

Question 40

Choose the correct translated function.

Accepted Answer

f(x)= -|x|+2

Answer

f(x)= |x|+2

Answer

f(x)= |x|-2

Answer

f(x)= -|x|

Question 41

Describe the transformation of the equation below from the parent function of y = I x I

y = I x |+ 3

Accepted Answer

Up 3

Answer

Left 3

Answer

Right 3

Answer

Down 3

Question 42

What is the equation of the graph below?

Accepted Answer

f(x) = I x - 2 I

Answer

f(x) = I x + 2 I

Answer

f(x) = I x + 2 I +2

Answer

f(x) = I x - 2 I +2

Question 43

Match the equation to its description.

Accepted Answer

Right 2 and up 2

Answer

Left 2 and up 2

Answer

Right 2 and down 2

Answer

Left 2 and down 2

Question 44

If the blue is f(x)=x^2,then the red must be

Accepted Answer

g(x)=x2-5

Answer

g(x)=x2+5

Answer

g(x)=(x-5)²

Answer

g(x)=(x+5)²

Question 45

If the blue is f(x)=x^2,the red must be

Accepted Answer

g(x)=(x-3)²

Answer

g(x)=(x+3)²

Answer

g(x)=x2+3

Answer

g(x)=x2-2

Question 46

Name the equation that is represented by the graph.

Accepted Answer

y=-2x+4

Answer

y=2x+4

Answer

y=2x-4

Answer

y=-2x-4

Question 47

Name the slope

Accepted Answer

Zero slope

Answer

3

Answer

Undefined

Answer

1

Question 48

Which of these lines has a slope of -3?

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 49

Is this mapping a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 50

Is this table a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 51

What is the remainder R when the polynomial p(x) is divided by (x-5)?
p(x) = x³- 5x²+ 2x - 10

Accepted Answer

0

Answer

2x-10

Answer

-2x-10

Answer

2x+10

Question 52

Is (x-3) a factor of
(x³- 3x²+ 2x + 2)?

Accepted Answer

No

Answer

Yes

Question 53

What type of correlation does this graph have?

Accepted Answer

positive

Answer

negative

Answer

none

Answer

all of the above

Question 54

Solve: x² + 49 = 0

Accepted Answer

x = -7i, x = 7i

Answer

x = -7, x = 7

Answer

x = 7

Answer

x = $$\pm\sqrt[]{7}i$$

A2CP - Semester 1 Review

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