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sashaice [31]
3 years ago
8

Please helpppp. I will give brainliest to best answer

Mathematics
1 answer:
IgorLugansk [536]3 years ago
3 0

Answer:

1)

domain: (negative infinaty, 4)

range: (-4, infinaty)

I don't know the second one, I'm sorry.

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The square root of a number is 6. What is the other square root of this number?​
goldenfox [79]

Answer:

-6

Step-by-step explanation:

If the square root of a number is 6, then the number must be 36 (6*6=36)

However, negatives*negatives also equal positives, so

-6*-6 also =36

hence, your answer should be -6

6 0
3 years ago
On,Saturday, Alexa babysat her neighbors kids for 180 minutes. Then, on Sunday she babysat her little brother for 2 hours.how ma
patriot [66]

Answer:

5 hours

Step-by-step explanation:

To change minutes to hours you will have to divide the total minutes by 60 (because 60 minutes is in one hour), in this situation it would look like this:

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So, Alexa babysat for 3 hours on Saturday.

Now, just add the 3 hours from Saturday and 2 hours from Sunday and you get a total of 5 hours!

<em>I hope this helps!!</em>

<em>- Kay :)</em>

8 0
3 years ago
∫(sec(lnx)tan(lnx)) /x
Dafna11 [192]
Substitute y=\ln x\implies\mathrm dy=\dfrac{\mathrm dx}x, then the integral becomes


\displaystyle\int\frac{\sec(\ln x)\tan(\ln x)}x\,\mathrm dx=\int\sec y\tan y\,\mathrm dy
=\sec y+C

=\sec(\ln x)+C
7 0
3 years ago
What's the number of 6-charcter passwords made of lowercase letters where no two consecutive characters are the same?
Stolb23 [73]
The first letter can be any of 26. Each remaining letter can be any of the 25 that remain after the one before is deleted from consideration. Your number is
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7 0
3 years ago
Which expression is equivalent to sec2x − 1?
evablogger [386]
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3 0
3 years ago
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