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shusha [124]
4 years ago
12

30 points to whoever can answer this please!

Mathematics
2 answers:
Anastasy [175]4 years ago
8 0

Answer:

y=6sin3(x+1)

Step-by-step explanation:

qwelly [4]4 years ago
4 0
A common sinusoidal function is:

y = asin(bx)

so,always amplitude is a, so a=6

and we know period is:

p = \frac{ |b| }{2\pi}

so

\frac{ |b| }{2\pi} = \frac{2\pi}{3}

b = + or - \frac{4 {\pi}^{2} }{3}

and we have 2 equations that while we can consider which is appropriate ,to have its graph!

6 \sin( \frac{4 {\pi}^{2} }{3}x )
and when you want to shift it 1 unit left we have:
6 \sin( \frac{4 {\pi}^{2} }{3}x +1)
You might be interested in
The enrollment at a local college increased 4% over last year’s enrollment of 2100. Find the current enrollment.
sveticcg [70]

Answer:

Current enrollment 2940

Step-by-step explanation:4% of 2100 is 840. You can find this by multiplying .4 by 2100. You would add 840 to 2100 to get 2940.


3 0
3 years ago
Read 2 more answers
Find x and y. Please and thank you.
Sonja [21]

Answer:

x=9, y=14

Step-by-step explanation:

2x+27+2x+27=90

4x+54=90

4x=36

x=9

4y-19 = y+23

3y= 42

y=14

3 0
3 years ago
Read 2 more answers
Choose the equation of the horizontal line that passes through the point (−2, −1). (4 points)
Anni [7]

Answer:

y=-1 : )

Step-by-step explanation:

(Brainliest Please)

8 0
2 years ago
CAN SOMEONE HELP. i will give 150 points if some one can explain and solve you have to find the missing angle measures.
Tems11 [23]

Answer:

\angle ACB=40^{\circ}, \angle ABC=63^{\circ}

Step-by-step explanation:

Finding x:

We know that \angle DAB=180^{\circ}, because it's a straight line. So, \angle CAB=180^{\circ}-103^{\circ}=77^{\circ}.

We know that the sum of the angles of any triangle will be 180^{\circ}.

So, we have that (3x-14)+(3x+9)+77=180.

Combining like terms on the left gives 6x+72=180.

Subtracting 72 from both sides gives 6x=108.

Dividing both sides by 6 gives x=18.

Finding missing angle measures:

\angle ACB=3x-14=3(18)-14=54-14=40.

\angle ABC=3x+9=3(18)+9=54+9=63.

So, \angle ACB=40^{\circ} and \angle ABC=63^{\circ} and we're done!

Note: \angle ACB+\angle ABC=\angle CAD. Coincidence? If not, try and prove it!

7 0
3 years ago
NEED HELP FAST WILL GIVE BRAINLIEST
Brrunno [24]

In a music stadium, <em>35th </em>row has <em>120</em> seats

and explicit formula is <em>a_{n}=3n+15 </em>is explicit formula for given sequence.

Step-by-step explanation:

In music stadium, there are 18 seats in first row and 21 seats in second row and it is continuously increasing by 3

Here, Arithmetic sequence is 18,21,24,27.....120

There Arithmetic sequence is given as a,a+d,a+d......a+(n-1)d

Where, a = First term = 18 and d = Increment = 3

Q (a) Write an explicit rule to model the sequence formed by the number of seats in each row.

Now, Create an explicit formula

a_{n}=a+(n-1)d

a_{n}=18+(n-1)(3)

a_{n}=18+(3n-3)

<em>a_{n}=3n+15 is explicit formula for given sequence.</em>

Q (b) Use the rule to determine which row has 120 seats.

Given a_{n}=120

To determine which row has 120 seats.

a_{n}=3n+15

120=3n+15

105=3n

n=35

Therefore, 35th row has 120 seats

8 0
3 years ago
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