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Fed [463]
3 years ago
12

HELP HELP HELP !! use the chart in 4 for 5 pls ! ( DON'T ANSWER QUESTION 4, IT'S 5 )

Mathematics
1 answer:
kykrilka [37]3 years ago
5 0

Answer: First one is J second is B

Step-by-step explanation:

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Your math Teacher has assigned homework in 9/10 of your last classes. Describe the likelihood of having homework tonight.
Solnce55 [7]

Answer:

It is very likely that you will have homework tonight. Have fun! :)

4 0
3 years ago
Find the perimeter of the rectangle below.<br> 5x2 - 6<br> 2x2
PIT_PIT [208]
The answer Is 4! Good luck
5 0
3 years ago
Could someone please help me? Thank you and explain the work because I don’t get this
lesya [120]

Answer:

5.59 times per second.

Step-by-step explanation:

Direct variation is in the form:

y=kx

Where <em>k</em> is the constant of variation.

Inverse variation is in the form:

\displaystyle y=\frac{k}{x}

In the given problem, the frequency of a vibrating guitar string varies inversely  as its length. In other words, using <em>f</em> for frequency and <em>l</em> for length:

\displaystyle f=\frac{k}{\ell}

We can solve for the constant of variation. We know that the frequency <em>f</em> is 4.3 when the length is 0.65 meters long. Thus:

\displaystyle 4.3=\frac{k}{0.65}

Solve for <em>k: </em>

<em />k=4.3(0.65)=2.795<em />

<em />

So, our equation becomes:

\displaystyle f=\frac{2.795}{\ell}

Then when the length is 0.5 meters, the frequency will be:

\displaystyle f=\frac{2.795}{.5}=5.59\text{ times per second.}

5 0
3 years ago
You and your friend are playing a game where you spin a circular spinner with nine numbered sections of equal size. In this game
Phoenix [80]

Answer:

a) The subset consists of all the outcomes where your friend loses or there is a tie.

d) The subset consists of all the outcomes where you do not lose.

Both are correct.

Step-by-step explanation:

The subset  A= { 1,3,4,6,7,9} removes 2,5 and 8 from the sample space of the game. Those three numbers are the ones for which your friend wins, therefore, the subset consists of all outcomes for which you either win (your friend loses) or there is a tie.

Checking the given alternatives, there are actually two correct ones. Alternatives a) and d) describe the same sample space (you not losing = your friend not winning).

Therefore, the two possible answers are:

a) The subset consists of all the outcomes where your friend loses or there is a tie.

d) The subset consists of all the outcomes where you do not lose.

4 0
4 years ago
Determine if m^2-8m+16. is a perfect square trinomial and factor.
shutvik [7]
Factor m2−8m+16
m2−8m+16
=(m−4)(m−4)

Answer:
(m−4)(m−4)
don't know if this helps or not
4 0
4 years ago
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