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Naddik [55]
3 years ago
6

Which of the algebraic expressions are linear expressions? Select two answers.

Mathematics
1 answer:
cupoosta [38]3 years ago
8 0

Answer:

Option A and Option E

Step-by-step explanation:

By definition linear expressions  have the following form:

ax ^ n + b

where

n= 0 or n=1

To answer the question, identify among the options the expressions that have this form:

Option A.

-9y

Where a =-9 and b=0 and n=1

Option E.

-\frac{4}{5}x+\frac{3}{8}

Where a=-\frac{4}{5} and b=\frac{4}{5}  and n=1

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A rectangular prism is shown below. What is the surface area, in square centimeters?
Orlov [11]

Answer:

174 square centimetres

Step-by-step explanation:

The formula for finding the surface area of a rectangular prism is

SA = 2LW + 2LH + 2HW

Therefore surface area will be

= 2(11*5) + 2(11*2) +2(2*5)

= 2 * 55 + 2 * 22 + 2 * 10

= (110 + 44 + 20) square cm

Which gives you 174 square centimetres.

3 0
3 years ago
PLEAASE HELP
gladu [14]
Well you are given the equation so let's plug in for kaylib and see how many miles she can see
distance = sqrt [(3 * height) / 2]
d = sqrt [(3 *48) / 2]
d = sqrt (144 / 2)
d = sqrt (72)
d = sqrt (3 * 3 * 2 * 2 * 2)
d = 6 * sqrt (2)

You you did not list Addisons height but I will say she is at x feet above sea level. we plug in x for height:
d = sqrt [(3x) / 2]

It it says how much farther for Addison which means she can see farther. to find difference we just subtract kaylibs distance from Addison. so:
sqrt [(3x) / 2] - 6 * sqrt (2)

plug in your x and use a calculator to get a decimal approximation
8 0
3 years ago
Read 2 more answers
What is the answer? Please help me!!! PLEASE!!!!
sladkih [1.3K]

Answer:

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Step-by-step explanation:

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3 years ago
Someone pleas help 15 points if you so please
Elan Coil [88]

Answer:

man thats hard i dont even know

Step-by-step explanation:

7 0
3 years ago
What is 4+4-3+4-6+7=​
alina1380 [7]

Answer:

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Step-by-step explanation:

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