Evaluate Algebraic Expressions

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by Dr. Osama M. Khaled — last modified 2022-08-22T11:49:51+00:00

We substitute given numbers for each variable and perform the necessary calculations in the proper order

Questions #: 8
Time: 10 minutes
Pass Score: 80.0%
Style
Mode

To evaluate an expression means to find its

POINTS (1)

Correct Answer

Explanation

Order the steps of evaluating the following expression to know the answer

Substitute for x = 3 and y = -4

y3 + y2

(1) transparent

(2) transparent

(3) transparent

(4) transparent

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(-4)3 + (-4)2
-48
-64 + 16
y3 + y2
POINTS (1)

Correct Answer

Explanation

What is the numerical value of the following expression?

for y = -4 and x = 3

-y -x

POINTS (1)

Correct Answer

Explanation

What is the numerical value of the following expression?

Given x = 3 and y = 4

|5xy -7| 

POINTS (1)

Correct Answer

Explanation

What is the numerical value of the following expression?

Given \(x\) = 3 and \(y\) = -4

$\frac{\left(y-0\right)}{\left(x-\left(-1\right)\right)}$

 

 

POINTS (1)

Correct Answer

Explanation

Evaluate the following expression

for a = -2 and b = 5

|a3 + b2|

POINTS (1)

Correct Answer

Explanation

Evaluate the following expression

for a = -2 and b = 5

-a + 2ab =

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18
20
-21
-18
POINTS (1)

Correct Answer

Explanation

Evaluate the following expression

for a = -2 and b = 5

\(\frac{a+2}{b-3}\) =

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2
-2
0
1
POINTS (1)

Correct Answer

Explanation

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