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Sloan [31]
3 years ago
9

What is the solution to……………………ASAP

Mathematics
1 answer:
leonid [27]3 years ago
5 0

Answer:

first option

Step-by-step explanation:

Using the rules of logarithms

log x - log y = log (\frac{x}{y} )

logx^{n} ⇔ n log x

ln e = 1

Given

4 + 5e^{x+2} = 11 ( subtract 4 from both sides )

5e^{x+2} = 7 ( divide both sides by 5 )

e^{x+2} = \frac{7}{5} ( take ln of both sides )

ln e^{x+2} = ln (\frac{7}{5} )

(x + 2) lne = ln (\frac{7}{5} )

x + 2 = ln (\frac{7}{5} ) ( subtract 2 from both sides )

x = ln(\frac{7}{5} ) - 2

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In one week, 390 people answered a telephone survey.
QveST [7]

Answer:

150 people

Step-by-step explanation:

First, look over the chart and find the rows that have listed as 26 - 30 and 31 - 35.

Find out how high the row goes by looking at the number on the side of the gram.

26 - 30 goes to 60

31 - 35 goes to 90

Then add the 2 numbers together and you will find your total

60 + 90 = 150 people

8 0
3 years ago
Into the boxes:<br> 2x + 8 = 1x + 9<br> Solve the equation.
JulsSmile [24]

Answer:

x = 1

Step-by-step explanation:

Rearrange equation by making x's on one side and numbers on the other

2x - x = 9 - 8

x = 1

6 0
2 years ago
Read 2 more answers
What is nine? Huhhhhhhhhhhh?
grigory [225]

Step-by-step explanation: The base of the power in the original equation becomes the base of the log. So we have ^{log}3.

Next, the exponent in the original equation goes on the other side of the equation and finally, the result in the original equation goes inside the log.

So we have ^{log} 3 9 = 2 which is 3² = 9 written in logarithmic form.

This can also be switched around to read 2 = ^{log} 3 = 9.

So the first choice will be your answer.

My work is also show in the image attached,

I just didn't switch it.

7 0
3 years ago
Read 2 more answers
A snail climbs to the top of a coconut tree 18 meters high. In an hour it will climb 2 meters. But if it go 2 meters, it will sl
kumpel [21]

Answer:

The snail will reach the top of the coconut in 18 hours.

Step-by-step explanation:

If the snail will climb 2 meters in 1 hour but it will slip down one meter for every 2 meters climbed, then the distance traveled will be:

d = 2 m - 1 m = 1 m                                        

Since in 1 hour, it climbs 2 meters minus 1 meter, the time in which the snail will reach the top is:

t = \frac{1 h}{1 m}*18 m = 18 h      

Therefore, the snail will reach the top of the coconut in 18 hours.

I hope it helps you!                                          

5 0
2 years ago
A ticket to a museum costs $8. A ticket to the dinosaur exhibit costs $5. The expression 8n+5n represents the cost in dollars fo
julia-pushkina [17]
The equation which represents the people that want to visit the museum and the exhibit is 8n+5n.
As you can see, the variable n is present in both terms 8n and 5n of the equation, so we can now factor the equation. You create parenthesis in which you put inside 8+5 and then you throw the variable n outside the parenthesis, and you get at last:
8n + 5n = (8+5)n

Hope this helps! :D
6 0
3 years ago
Read 2 more answers
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