4 years ago

Which transformation of f(x)=3^x does h(x)=-3^x-7 represent?

1 answer:

6 0

F(x) = 3^x and g(x) = 3^x - 7 => h(x) = f(x) - 7. This is f(x) has been translated 7 units downward.

If you graph f(x) you can obtain h(x) by shifting the graph of f(x) 7 units downward.

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Below is data collected from a random sample of 80 students regarding

Vsevolod [243]

Corrected Question

Below is data collected from a random sample of 80 students regarding their fitness habits. If the entire school has 600 students, then what is a reasonable estimate for the number of students who consider themselves to have an average fitness habits.

Answer:

(D)330

Step-by-step explanation:

Out of a random sample of 80 students

44 considered themselves to have AVERAGE fitness habits.

Relative Frequency of Students with average fitness habits=44/80

Therefore, out of the total population of 600 students

Expected Number of Students with average fitness habits

=Relative Frequency of Students with average fitness habits X Total Population

$=\dfrac{44}{80}X600\\\\ =330$