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Brilliant_brown [7]
3 years ago
10

Graph ​h(x)=3cos(2x)−1​. Use 3.14 for π.

Mathematics
1 answer:
Eva8 [605]3 years ago
4 0

Step-by-step explanation:

the answer is in the attachment

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What is the other name for multitasking OS
aleksandr82 [10.1K]

Answer: aggregate or syndicate

Step-by-step explanation:

4 0
3 years ago
If f(x) is a linear function, f(−2)=4, and f(1)=−1, find an equation for f(x)
juin [17]

Answer:

y = -\frac{5}{3}x+\frac{2}{3}

Step-by-step explanation:

Given

f(-2) = 4

f(1) = -1

Required

The equation of the function

The given parameters means that:

(x_1,y_1) = (-2,4)

(x_2,y_2) = (1,-1)

Calculate the slope (m)

m = \frac{y_2 -y_1}{x_2 -x_1}

m = \frac{-1-4}{1--2}

m = \frac{-5}{3}

The equation is then calculated using:

y = m(x - x_1) + y_1

This gives:

y =\frac{-5}{3}(x--2)+4

y =\frac{-5}{3}(x+2)+4

Open bracket

y = -\frac{5}{3}x-\frac{10}{3}+4

Take LCM

y = -\frac{5}{3}x+\frac{-10+12}{3}

y = -\frac{5}{3}x+\frac{2}{3}

6 0
3 years ago
How do mixed numbers work?​
irina [24]

Answer:

A mixed number is formed by combining three parts: a whole number, a numerator, and a denominator. The numerator and denominator are part of the proper fraction that makes the mixed number. It is partly a whole number. It is partly a fraction.

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
A factory worker can make 14 products in 45 minutes.what is the workers unit rate
Goshia [24]
45/14 = a product every 3 minutes and 21 seconds
6 0
3 years ago
a boat builer wamts to make a modle of a schooner, a type of sailboatwith at least two masts. the schooner is 34 meters in lengt
BlackZzzverrR [31]
First you should set up fractions equal to each other to see the size ratio

8/34 = x/1.2

As to make comparable fractions. Then you would cross multiply in order to get
34x = 9.6
Divide both sides by 34 and you should get an answer of 0.28m for the model beam.
6 0
3 years ago
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