Quiz about Algebra 2 Summer Final Exam

Question 1

How many terms are in the following polynomial? $$5x^4-2x^3+8x^2-x+10$$

Accepted Answer

5

Answer

-16

Answer

4

Answer

2

Question 2

Find the difference. $$(3-2x+2x^2) - (4x-5+3x^2)$$

Accepted Answer

$$-x^2 -6x + 8$$

Answer

$$2x^2 + 5x - 7$$

Answer

$$x^2 + 6x + 8$$

Answer

$$-2x^2 + 11x - 4$$

Question 3

$$3x(2x^2 + 9x + 6)$$

Accepted Answer

$$6x^3 + 27x^2 + 18x$$

Answer

$$6x^3 + 18x^2 + 9$$

Question 4

Add the polynomials. (2x + 5y) + (3x - 2y)

Accepted Answer

5x + 3y

Answer

5x + 7y

Answer

7xy + 1xy

Answer

3x + 5y

Question 5

Add or Subtract to Simplify: $$(4x - 2x^3) + (5x^3 - 4x + 5)$$

Accepted Answer

$$3x^3 + 5$$

Answer

$$7x^3 + 8x + 5$$

Answer

$$3x^2 + 5$$

Answer

$$3x^3 + 8x + 5$$

Question 6

What is the degree? $$-3x^3 - x^2 - 10x + 12$$

Accepted Answer

3

Answer

2

Answer

4

Answer

1

Question 7

Classify by degree of polynomial: $$7x^3 – 8x^2 - 4x + 9$$

Accepted Answer

Cubic

Answer

Linear

Answer

Quadratic

Answer

Constant

Question 8

Add or Subtract to Simplify: $$(4x^2 + x) - (x^2 + 2x)$$

Accepted Answer

$$3x^2 - x$$

Answer

$$3x^2 + 3x$$

Answer

$$3x^2 + 2x$$

Answer

$$4x^2 + 2x$$

Question 9

Refer to the graph of the parabola shown. What is the vertex?

Accepted Answer

(0, 18)

Answer

(3, 0)

Answer

(-3, 0)

Answer

(18, 0)

Question 10

Refer to the graph of the parabola shown. What is the equation of the axis of symmetry?

Accepted Answer

x = 0

Answer

x = 3

Answer

y = 0

Answer

x = -3

Question 11

What are the x-intercepts?

Accepted Answer

-1 and 5

Answer

There are none

Answer

-9 and 2

Answer

-5

Question 12

f(x)= $$x^2-5x$$ f(4)=

Accepted Answer

-4

Answer

84

Answer

24

Answer

126

Question 13

What is the vertex of the parabola?

Accepted Answer

(-1,0)

Answer

(2,-9)

Answer

(5,0)

Answer

(0,-5)

Question 14

Simplify

Accepted Answer

$$3b^4-2b^3+7b^2+7b$$

Answer

$$3b^4+2b^3-7b^2-7b$$

Answer

$$-2b^3+5b^2+6b$$

Answer

$$2b^3-5b^2-6b$$

Question 15

What is the sum of the polynomials?
$$(5x^2 - 3x + 4) + (2x^2 + 7x - 1)$$

Accepted Answer

$$7x^2 + 4x + 3$$

Answer

$$3x^2 + 4x + 3$$

Answer

$$7x^2 + 4x - 5$$

Answer

$$3x^2 + 10x + 5$$

Question 16

Simplify the expression:
$$(2x^2 + 5x) + (3x^2 - 2x)$$

Accepted Answer

$$5x^2 + 3x$$

Answer

$$5x^2 + 7x$$

Answer

$$6x^2 + 7x$$

Answer

$$6x^2 + 3x$$

Question 17

5 (x+2) = 4(x+3)

Accepted Answer

x = 2

Answer

x = 3

Answer

x = 4

Answer

x = 5

Question 18

Solve:
32 - 7x = -6(x + 3)

Accepted Answer

50

Answer

3

Answer

-3

Answer

-50

Question 19

What is the leading coefficient of the polynomial $$4x^4 - 7x^2 + 2x - 5$$ ?

Accepted Answer

4

Answer

-7

Answer

2

Answer

-5

Question 20

What is the standard form of the polynomial shown below?

$$2x^3 - 4x + 7x^2 + 1$$

Accepted Answer

$$2x^3 + 7x^2 - 4x + 1$$

Answer

$$7x^2 + 2x^3 - 4x + 1$$

Answer

$$-4x + 2x^3 + 7x^2 + 1$$

Answer

$$2x^3 - 4x + 1 + 7x^2$$

Algebra 2 Summer Final Exam

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