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3 years ago

If g(x) = 3x - 4, what is the value of g-¹ (g(13))?

Mathematics

1 answer:

Leya [2.2K]3 years ago

3 0

Answer:

$g^-1(g(13)) = 13$

Step-by-step explanation:

Step 1: Solve g(13)

g(13) = 3(13) - 4

g(13) = 35

Step 2: Solve $g^-1(35)$

g^-1(35) = 35 = 3x - 4

39 = 3x

x = 13

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Complete Question

Pennsylvania Refining Company is studying the relationship between the pump price of gasoline and the number of gallons sold. For a sample of 14 stations last Tuesday, the correlation was 0.65.At the 0.01 significance level Can the company conclude that the correlation is positive

Answer:

Yes the company conclude that the correlation is positive

Step-by-step explanation:

From the question we are told that

The sample size is n = 14

The correlation is r = 0.65

The null hypothesis is $H_o : r < 0$