Simplifying Polynomial Expressions Answers

2 verified answers
1
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Which expression is equivalent to ?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
2
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Which expression shows the first step in simplifying 2x – 3(x + 2y) – 5(y – 7x)?

A
2x – 8(x + 2y) + (y – 7x)
B
2x – 3 – 5(3y – 6x)
C
2x – 3x – 6y – 5y + 35x
D
2x + 3x + 6y + 5y – 35x
3

Which expression is equivalent to (2x2)(3x3)(4x)2?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
4

Which expression is equivalent to ?

Question illustration
A
4x
B
4x + 4
C
Option
Option C
D
Option
Option D
5

What is the first step to simplify the expression 5x – x(2 – 3x) + 2?

A
combine all like terms
B
simplify inside the parentheses
C
square the binomial
D
distribute –x to the terms inside the parentheses
6

Which expression is equivalent to ?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
7

What is the first step in simplifying the expression ?

Question illustration
A
square the binomial
B
multiply the binomial by 3
C
divide the binomial by (x + 1)
D
subtract (x + 1) from (11x – 2)
8

What is the correct order of operations for simplifying the expression 2 – 3x + 5 + 7(y – 5x)2 + x?

A
square the binomial, combine like terms, and then distribute 7 inside the parentheses
B
combine like terms, square the binomial, and then distribute 7 inside the parentheses
C
distribute 7 inside the parentheses, square the binomial, and then combine like terms
D
square the binomial, distribute 7 inside the parentheses, and then combine like terms
9

What is the first step to simplify the expression ?

Question illustration
A
distribute the 3 to the terms inside the parentheses
B
divide x by x
C
divide 8 by 2
D
square the binomial inside the parentheses
10

Brayden is simplifying the expression 4n – (n – 3)2. He begins by distributing the negative to the terms inside the parentheses. What should he have done instead?

A
combine like terms
B
square the binomial
C
cube the binomial
D
rewrite the expression as a fraction

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