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Natasha2012 [34]
3 years ago
15

Expand and simplify (x - 2)(- 1)

Mathematics
1 answer:
scZoUnD [109]3 years ago
7 0

Answer:

-x+2 or 2-x

Step-by-step explanation:

(x-2)(-1)

-x+2 or 2-x

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Average Price A stock analyst plots the price per share of a certain common stock as a function of time and finds that it can be
mixer [17]

Answer:

42.49 unit price

Step-by-step explanation:

The average price function, S(ave), will be an integral of the price function over the period of time (6 years), that is

S(ave) = 1/6*\int\limits^6_0 {S(t)} \, dt

= 1/6*\int\limits^6_0 {37+6e^-0.03t} \, dt

Solving the integral, we have

S(ave) = 1/6*(37t - (6e^-0.03t)/0.03) with the limits being from t = 0 to t = 6

Hence, we have

S(ave) = 37 - \frac{200}{6}*(e^(-0.03*6) - 1)

This resolves to 42.49 unit price

8 0
3 years ago
What’s the answer to 7^3x=54
HACTEHA [7]

Answer:

x = 54/343

Step-by-step explanation:

7^3x=54\\\rightarrow 7^3 = 343\rightarrow \text {Solve Exponents} \\343x=54\\\frac{343x}{343} =\frac{54}{343}\\x =\frac{54}{343}

5 0
4 years ago
Plese help i need the answer
Sladkaya [172]

Using linear function concepts, it is found that:

a) The initial value is of 3 and the rate of change is of 20.

b) The rate of change means that for <u>each hour, the cost increases by 3 Dhs</u>, while the initial value means that <u>a flat fee of 20 Dhs is paid</u>.

<h3>What is a linear function?</h3>

A linear function is modeled by:

y = mx + b

In which:

  • m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.
  • b is the y-intercept, which is the value of y when x = 0, and also can be considered as the initial value.

In this problem, the function that gives the charge C for renting a bicycle for h hours is:

C(h) = 3h + 20

Item a:

Comparing to the standard function, we have that:

  • The initial value is of 3 and the rate of change is of 20.

Item b:

The rate of change means that for <u>each hour, the cost increases by 3 Dhs</u>, while the initial value means that <u>a flat fee of 20 Dhs is paid</u>.

You can learn more about linear function concepts at brainly.com/question/24808124

6 0
3 years ago
Which of the following is a like term of -5.92?
aleksandr82 [10.1K]

Answer:

2 1/4

Step-by-step explanation:

Like terms are terms which have the same variable and exponent. They sound alike and look alike. Here 1.45x and -7.78x are like terms. 3.5t is not because it has a different variable. None of the previous terms are like terms with -5.92 because it has no variable. Only 2 1.4 which also has no variable is a like term.

7 0
3 years ago
PLEASE HELP
erastova [34]

Answer: 36 is divisible by 3 2 9 4 6

Step-by-step explanation:

You know a number is divisible by 2 if it is even. You know a number is divisible by 3 if the sum of the digits can be divided by 3. You know what number is divisible by 6 if the number is both divisible by 2 and 3. You know a number is divisible by 4 if the right two digits is divisible by 4 in this case 36. and you know a number is divisible by 9 if the sum of the digits is able to be divided by 9. Hope this helps!

5 0
4 years ago
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