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prohojiy [21]
3 years ago
11

Help??? Which Choice is correct

Mathematics
2 answers:
torisob [31]3 years ago
8 0

Answer:

C. The data is approximately periodic with a period of 10 and an amplitude of 6.

Step-by-step explanation:

C is your answer because there are 6 spots where it goes up 6 times with the numbers.

marusya05 [52]3 years ago
3 0

Answer:

choice B should be right

Step-by-step explanation:

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Eliminate the x and y
sp2606 [1]

Step-by-step explanation:

Eliminate the x:

\left\{\begin{array}{ccc}x-2y=6\\3x+y=4\end{array}\right\\\\\text{Multiply by (-3)}\\\\\left\{\begin{array}{ccc}-3(x-2y)=(-3)(6)\\3x+y=4\end{array}\right\\\\\underline{+\left\{\begin{array}{ccc}-3x+6y=-18\\3x+y=4\end{array}\right}\\.\qquad\qquad7y=-14\\.\qquad\qquad y=-2

Eliminate the y:

\left\{\begin{array}{ccc}x-2y=6\\3x+y=4\end{array}\right\\\\\text{Multiply by 2}\\\\\left\{\begin{array}{ccc}x-2y=6\\2(3x+y)=(2)(4)\end{array}\right\\\\\underline{+\left\{\begin{array}{ccc}x-2y=6\\6x+2y=8\end{array}\right}\\\\.\qquad7x=14\\.\qquad x=2

7 0
2 years ago
~!!!! HELPPPPPPPPP IM IN 7Th GRADE LEARNING 9TH AND 8TH HELP PLEASE !!!!~
Dafna1 [17]

Answer:

Step-by-step explanation:

Plug the point (-1,20) into the equation.

20 = a|-1|+7

13 = a|-1|

13 = a ⋅ 1

a= 13

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(1,20) is another point on the graph.

5 0
2 years ago
Solve y = x + 8 for x.<br> x = y + 8<br> x = y - 8<br> X = -y + 8<br> X = -V +8
JulijaS [17]

Answer:

y = x + 8

Step-by-step explanation:

7 0
2 years ago
Simplify the radical expression. ⁴√81x²⁰y²⁴<br><br>I think it's either A or B​
tangare [24]

Answer:

3x^5y^6 (a)

Step-by-step explanation:

La raiz de un productor es igual al producto de las raices de cada factor

^4√81 ^4√x^20 ^4√y^24

escriba el numero en forma exponencial an base 3

^4√3^4 ^4√x^20 ^4√y^24

simplifica el indice de la raiz y el exponente usando 4

^4√3^4 x^5 ^4√y^24

simplifica el indice de la raiz y el exponente usando 4

^4√3^4 x^5 y^6

simplifica el indice de la raiz y el exponente usando 4

3x^5y^6

7 0
3 years ago
How much acetic acid is in a 5 liter container that is marked 80% acetic acid. How much is water
Vinvika [58]

Answer:

1 liter of water

Step-by-step explanation:

If 80 % is acid that's means 4 liters of the 5 is acid. (0.8 * 5)

The remaining amount is 1

8 0
3 years ago
Read 2 more answers
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