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Sladkaya [172]
3 years ago
5

If y = cos x, how many periods will there be between -4pi and 2pi

Mathematics
1 answer:
olchik [2.2K]3 years ago
7 0

Answer:

Step-by-step explanation:

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Select the scenario that correctly represents the given graph (A the number of views on a video
ch4aika [34]

The scenario that best represents the given graph is D) The number of views on a video doubles every day.

<h3>What does the graph on the number of views show?</h3>

On the first day, the number of views was 10.

On the second day, the number of views went to 20.

On the third day, the number of views 40.

This shows that every days see the number of views increase by double what it was the day before.

Find out more on interpreting graphs at brainly.com/question/8367752.

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6 0
2 years ago
A student bought 3 boxes of pencils and 2 boxes of pens for $6. He then bought 2 boxes of pencils and 4 boxes of pens for $8. Fi
Annette [7]
Let c and n represent the numbers of pencil and pen boxes, respectively
.. 3c +2n = 6.00
.. 2c +4n = 8.00

You can halve the second equation and subtract it from the first to get
.. (3c +2n) -(c +2n) = 6.00 -4.00
.. 2c = 2.00
.. c = 1.00

Then
.. 1.00 +2n = 4.00 . . . . . half the original second equation with c filled n
.. 2n = 3.00
.. n = 1.50

A box of pencils costs $1.00; a box of pens costs $1.50.
8 0
4 years ago
Read 2 more answers
Question 3
zhuklara [117]

Answer:                     -30

Step-by-step explanation: -13 subtract 17 = -30

5 0
3 years ago
If line y bisects AC, AB = 4-5x, and BC =2x+25, AC
jolli1 [7]
4 - 5x = 2x + 25
4 = 7x + 25
-21 = 7x
-3 = x

4 - 5x + 2x + 25 = ac
4 - 5(-3) + 2(-3) + 25 = ac
4 - (-15) + (-6) + 25 = ac
19 + (-6) + 25 = ac
38 = ac
7 0
3 years ago
If you choose one card from a standard deck, what is the probability that the card is either red or a king?
kherson [118]

|\Omega|=52\\ |A|=\underbrace{26}_{\text{red}}+\underbrace{4}_{\text{king}}-\underbrace{2}_{\text{red king}}=28\\\\ P(A)=\dfrac{28}{52}=\dfrac{7}{13}\approx54\%

5 0
3 years ago
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