Tanisha is graphing the function f of x is equal to 25 times 3 fifths to the x th power She begins by plotting the point 1 comma 15 Which could be the next point she plots on the graph?
Answer
A
2 comma 5
B
2 comma negative 10
C
2 comma 14 and 2 fifths
D
2 comma 9
Explanation
For x = 2, evaluate f(2) = 25(3/5)^2 = 25(9/25) = 9. So the next point could be (2, 9), which is choice A.
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