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balandron [24]
2 years ago
13

Write the expression in exponential form. (find a and b)

Mathematics
1 answer:
aliya0001 [1]2 years ago
4 0

Answer:

a = 8

b = 5

Step-by-step explanation:

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Choose the answer that shows 5^-15 rewrite using a positive exponent? ​
Mashcka [7]

Answer:

1/5^15

Step-by-step explanation:

You use the exponent rule:

a^-b = 1/a^b

7 0
3 years ago
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Jordan will hike the trail at a rate of 4mph. Write a linear equation to represent the distance Jordan still has to walk after x
goldfiish [28.3K]

The linear equation would be y = 18 - 4x which represents the distance Jordan still has to walk after x hours.

The y-intercept represents the total distance Jordan has to walk.

<h3>What is the distance?</h3>

Distance is defined as the product of speed and time.

We have to determine the distance.

So distance = speed× time

Given that his speed is 4 mph and x hours of walking, then:

So distance = 4 × x

Let it Start of the trail: 0 miles

And the end of the trail: 18 miles​

The trail length is 18 miles, so if he walked 1 mile, 18 - 1 = 17 miles are left, in general:

⇒ y = 17 - 4(x)

Here y would be the distance Jordan still has to walk.

The y-intercept would be if substitute x = 0, then:

⇒ y = 17- 4(0)

⇒ y = 17

This represents the total distance Jordan has to walk

Hence, the linear equation would be y = 18 - 4x which represents the distance Jordan still has to walk after x hours.

The y-intercept represents the total distance Jordan has to walk.

Learn more about the distance here:

brainly.com/question/13269893

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8 0
1 year ago
Match the expression to its simplified form.
kirill115 [55]
5^-2=1/5^2=1/25
2^-4=1/2^4=1/16
5^3=5*5*5=125
2^5=2*2*2*2*2=32

Hope this helped :)
8 0
2 years ago
You (or your parents) have a realized income of $1,046.78/every 2 weeks. How much should the housing expense budget be to stay w
cestrela7 [59]
<span>Housing expenses would be equal to $586.20.</span>
6 0
3 years ago
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The sum of a number and its square is 2. find the number(s)
just olya [345]
X+x^2=2
x^2+x-2=0
(x+2)(x-1)=0
So x=-2, 1
4 0
3 years ago
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