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umka21 [38]
3 years ago
15

Help me out please .

Mathematics
1 answer:
alex41 [277]3 years ago
6 0

The first one

Step-by-step explanation:

1/7 of 42 is 6

2/3 of 42 is 28

6+28=34

42-34=8

8/42=4/21

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-1.25 x 77.5 multiply integers.
Elden [556K]

Answer:

-96.875

Step-by-step explanation:

6 0
3 years ago
These tables of values represent continuous functions. In which table do the values represent an exponential function?
denis-greek [22]

Answer:

Option C

Step-by-step explanation:

In this case, an exponential function is a function that has common ratio whereas it is called a linear function if it has common difference.

Option A:

Since the values of y in the given table have different ratio but common difference, therefore it is not a a linear and not an exponential function. Option A is is not correct.

Option B:

Since the values of y in the given table have different ratio but common difference, therefore it is not a a linear and not an exponential function. Option B is not correct.

In option C.

Since the given values of y in the table have a common ratio, it is said to be an exponential function.

Option C is correct.

In option D.

Since the values of y in the given table have different ratio but common difference, therefore it is not a a linear and not an exponential function. Option D is incorrect.

7 0
3 years ago
4cos(10x)+2=2<br><br> What would this equal in Degrees??
Ipatiy [6.2K]

Answer:

Simplifying

4cos(10x) + 2 = 2

Remove parenthesis around (10x)

4cos * 10x + 2 = 2

Reorder the terms for easier multiplication:

4 * 10cos * x + 2 = 2

Multiply 4 * 10

40cos * x + 2 = 2

Multiply cos * x

40cosx + 2 = 2

Reorder the terms:

2 + 40cosx = 2

Add '-2' to each side of the equation.

2 + -2 + 40cosx = 2 + -2

Combine like terms: 2 + -2 = 0

0 + 40cosx = 2 + -2

40cosx = 2 + -2

Combine like terms: 2 + -2 = 0

40cosx = 0

Solving

40cosx = 0

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Divide each side by '40'.

cosx = 0.0

Simplifying

cosx = 0.0

The solution to this equation could not be determined.

Step-by-step explanation:

7 0
3 years ago
When adding 51.2 to a certain number, the sum is 56.05, as seen below. What number should go in the box to complete the addition
Rom4ik [11]
4.85 is the answer because if you subtract 51.2 from 56.05 you get your answer
3 1
3 years ago
C(x) = 0.6x+ 15,000 and R(x) = 1.25x where x is the number of units produced.
Arisa [49]

The profit function is the difference between the cost and revenue functions

The profit function is P(x) = 0.65x - 15000

<h3>How to calculate the profit function</h3>

The functions are given as:

  • Cost function: C(x) =0.6x + 15000
  • Revenue function: R(x) =1.25x

The profit function is then calculated as:

P(x) =R(x)-C(x)

So, we have:

P(x) = 1.25x - 0.6x - 15000

Evaluate the differences

P(x) = 0.65x - 15000

Hence, the profit function is P(x) = 0.65x - 15000

Read more about profit functions at:

brainly.com/question/10009899

8 0
2 years ago
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