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kipiarov [429]
3 years ago
10

A plumber charges $25 for a service call plus $50 per hour of service. Write an equation in slope-intercept form for the cost, C

, after h hours of service.
Mathematics
1 answer:
krok68 [10]3 years ago
7 0

Answer:

C = 25 + 50h

Step-by-step explanation:

cost for zero hours is $25, so that is the y-intercept of the graph.

each hours adds a cost of $50, so that is the gradient of the graph. These two values give us our equation in slope-intercept form.

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When using a general linear programming optimization model for transportation problems, if there are 4 sources and 3 destination
hoa [83]

Answer:

There are typically 12 decision variables and 7 constraints. ( option A )

Step-by-step explanation:

Given that there are 4 sources and 3 destinations The true statement is :

There are typically 12 decision variables and 7 constraints.

Because : In general linear programming optimization

number of decision variables in transportation  = destination * source

                                                                               = 3 * 4 = 12 variables

number of constraints = destination + sources = 3 + 4 = 7 constraints

3 0
3 years ago
What is the difference between a linear function and a exponential function?
Natali [406]
- Prove that linear functions change at the same rate over time. ... Linear functions take the form y = mx + b. An exponential function is in the form y = ax. It is easy to see the difference between a linear and exponential function on a graph.
6 0
3 years ago
Read 2 more answers
Someone please show me how to do this
Degger [83]
The 1 represents the y intercept so a point is (0,1). To find other points, plug in values for x. For example, plus in x and you get a y value of 2. So just plot a number of points and then connect them with a curved line( called a parabola).
8 0
4 years ago
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Prove the proposition p (0), where p (n) is the proposition "if n is a positive integer greater than 1, then n2 > n." what ki
expeople1 [14]

Answer:

Vacuous proof is used.

Step-by-step explanation:

Given:

Proposition p(n) :

"if n is a positive integer greater than 1, then n² > n"

To prove:

Prove the proposition p (0)

Solution:

Using the proposition p(n) the proposition p(0) becomes:

p(0) = "if 0 is a positive integer greater than 1, then 0² > 0"

The proposition that "0 is a positive integer greater than 1" is false

Since the premises "if 0 is a positive integer greater than 1" is false this means the overall proposition/ statement is true.

Thus this is the vacuous proof which states that:

if a premise p ("0 is a positive integer greater than 1") is false then the implication or conditional statement p->q ("if n is a positive integer greater than 1, then n² > n") is trivially true.

So in vacuous proof, the implication i.e."if n is a positive integer greater than 1, then n2 > n." is only true when the antecedent i.e. "0 is a positive integer greater than 1" cannot be satisfied.

6 0
3 years ago
Oq is a diagonal of quadrilateral nopq. if noq=pqo, no = 5x + 12, and pq = 7x – 8, find the length of no for which nopq is a par
Oduvanchick [21]
If quadrilateral NOPQ is a parallelogram then:
NO = PQ
5 x + 12 = 7 x - 8
12 + 8 = 7 x - 5 x
20 = 2 x
x = 20 : 2
x = 10
NO = 5 * 10 + 12 = 50 + 12 = 62
Answer:  d. 62
4 0
3 years ago
Read 2 more answers
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