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kirill [66]
2 years ago
14

What is the value of the rational expression 2x2+ 5x +9/x2+2x -1?

Mathematics
1 answer:
Ugo [173]2 years ago
7 0
The value of the rational expression is -7!!
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miskamm [114]

Answer:

1. 1.6x has a variable which means an unknown number

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Step-by-step explanation:

A variable is an unknown number represented by a letter. It provides a way to write a relationship in the real world without knowing all the values involved, 1.6x means 1.6 times an unknown number mathematically. A real world example would be a percent growth of 60% on an unknown price - 1.6x.

5 + 0.10x means 5 more than 0.10 times an unknown number. A real world example here would be "10% off a sale plus $5 coupon". We don't know the price of the item but we do know it is 10% off and we get $5 off. Once we know the price we input it int for x and find the total discount.

8 0
3 years ago
(+2) – (-6) what's the answer to this please write it out​
harkovskaia [24]

Answer:

8

Step-by-step explanation:

+2-(-6)=2+6

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3 0
3 years ago
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What is 5.704 expressed to two decimal places?
Rufina [12.5K]
I’m pretty positive it is just 5.70 you just take out the 4.
5 0
2 years ago
Sure Blame the answers
iren2701 [21]

Answer: For the model one it’s option 1 and for the other one it’s 10,000

Step-by-step explanation:

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2 years ago
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What is the length of the hypotense,c?<br><br> 26 m<br> 29 m<br> 34 m<br> 36 m
MAXImum [283]

Answer:

Choice C

Step-by-step explanation:

Using the Pythagorean theorem, you can find that the length of the hypotenuse is:

\sqrt{3^2+5^2}=\\\\\sqrt{9+25}=\\\\\boxed{\sqrt{34}}

Hope this helps!

9 0
3 years ago
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