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julia-pushkina [17]
3 years ago
5

Please answer this asap. explanation would be appreciated. i don’t understand this

Mathematics
2 answers:
Nutka1998 [239]3 years ago
5 0

Answer:

A

Step-by-step explanation:

Since we need to find the value of h(9), we can substitute the (5-x) part from the original equation with 9 to get the value of x, which is 5-x = 9, x = -4. With that, we can go ahead and plug the x into the right side of the equation to get (-4)^2 + (-4) + 1, which equals 16 - 4 + 1, which equals 13.

I hope this helped! Please do let me know if you have further questions :D

Oduvanchick [21]3 years ago
4 0

Answer:

<u>First, find the value of x:</u>

h(5-x)=h(9)\\5-x=9\\-x=9-5\\-x=4\\x=-4

<u>Substitute the x-value in to the function </u>x^{2}+x+1<u> and solve:</u>

(-4)^{2}+(-4)+1=16-4+1=12+1=13

<u>Therefore, the value of h(9) = </u><u>13</u><u>.</u>

<em>Hope this is correct O-o</em>

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3 years ago
Find the approximate value of √191 to the nearest tenth. What 2 numbers does it fall between when placed on a number line?
meriva

The approximate value of √191 to the nearest tenth is 13.8 and the two numbers that should fall on the number line is between 13-13.5.

Given that,

  • The square root of √191.

So, the approximate value of √191 is

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It shows that the two numbers that should fall between at the time when place on the number line is between 13-13.5.

Therefore we can conclude that the approximate value of √191 to the nearest tenth is 13.8 and the two numbers that should fall on the number line are between 13-13.5.

Learn more about the number line here: brainly.com/question/16191404

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Vika [28.1K]

Answer:

12, 3/5, 25%, -1/12, -0.17

Step-by-step explanation:

The simplest way to do this is to convert all of the numbers into either a fraction, decimal, or a percentage. In my opinion, it is easier to use a percentage here.

25% is already a percentage

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Now that the rational numbers are all in the same unit, it is easier to sort them. In the end, we get this list (from greatest to least):

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FINAL ANSWER: 12, 3/5, 25%, -1/12, -0.17

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Answer:

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