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4 years ago

Identify the number of solutions: 5x + 4 = 5x + 4

Mathematics

1 answer:

Murrr4er [49]4 years ago

6 0

Answer:

0,4) : not a solution

(-2,4) ; solution

(0,5) : solution

(-2,7) : solution

(-4,1) : not a solution

(-1,1) : not a solution

(-1.5,3.5) : solution

any point that falls in the grey area is a solution....if ur points lie on a dashed line, it is not a solution...but if ur points lie on a solid line, it is a solution

Step-by-step explanation:

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An EPA contractor needs to test the concentration of a substance in ten samples of the ground water. Seventy samples were

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Answer:

Systematic sampling

Step-by-step explanation:

An EPA contractor needing to test the concentration of a substance in ten samples out seventy samples provided form a single source at regular time intervals.

For the contractor to effectively carry out the testing he has to employ a Non-probability system of sampling which is called Systematic sampling, because in systematic sampling we can assume the population size (x ) which in this case is 70 and the sample size( n ) to be 10

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3 years ago

The principal would like to assemble a committee of 4 students from the 16-member student council. How many different committees

mamaluj [8]

Answer:

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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Licemer1 [7]

Answer:

Step-by-step explanation:

4 0

3 years ago