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Rufina [12.5K]
3 years ago
5

For each ordered pair, determine whether it is a solution to 2x - 5y=11.

Mathematics
1 answer:
Sidana [21]3 years ago
5 0

Answer:

(3, -1)

Step-by-step explanation:

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Ian wants to run 412 miles to get ready for his upcoming race.
tankabanditka [31]

Answer:

137.3 miles apart from each other

Step-by-step explanation:


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3 years ago
Read 2 more answers
I need help finding CR, AB, and CAB
aleksandrvk [35]

Answer:CR= 53

AB = 118

CAB = 236

Step-by-step explanation: a whole is circle is equal to 360 degrees and when you see the two parts which dint have an angle, they look the same size. So I pluses 53 and 71 than subtracted from 360. Which then I divided it by two then you get the angle for A to B.

Hope this helped and hope this is the correct answer.

4 0
3 years ago
The production function f(x) gives the number of units of an item that a manufacturing com pany can produce from units of raw ma
makvit [3.9K]

Answer:

Step-by-step explanation:

Recall that the notion of the derivative of a function is the rate of change of it. So it kind of tells us how much the value of functioin changes as the independt variable increases or decreases. If it is positive, this means that the function will increase as the indepent variable increases, and if it is negative, that means that the function will decrease as the indepent variable increases.

a) Since f(x) is the number of units you can make out of x units of raw material, it is natural to think that the more material you have, the more units you can make, so we expect f'(x) to be positive.

b) The company buys each unit of raw material at the price w. So the product wx represents the total cost of the raw material used to produce f(x) units. Since each produced unit is sell at the price of p, then the product pf(x) represents the total income for selling all f(x) units.Recall that the profit is the difference between the total income and the total cost of production. Hence, the profit in this case is represented by the formula pf(x)-wx.

c) Recall that a function h(x) that is differentiable attains it's maximum when it's derivative is 0 and it's second derivative is negative.

In this case, we know that the derivative of the profit function, evaluated at x* must be 0, since it is a maximum. So, using the rules of derivation, we know that the derivative of the profit function is pf'(x)-w. Hence,

pf'(x*)-w =0. From where we know that f'(x*)=w/p.

5 0
3 years ago
F=9/5(k-273.15)+32 what is F?
Delvig [45]
I believe you convert from Kelvin to Degree Fahrenheit
Kelvin is 293 so
F=9/5 (293-273.15)+32
F=9x5 (19.85)+32
F=45-19.85+32
F=57.15
5 0
3 years ago
What is the solution to the system of equations 3x + 2y = -10 and y = -x - 4
Mrrafil [7]

Answer:

(-2,-2)

Step-by-step explanation:

6 0
3 years ago
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