Answered

The ordered pairs (1,3), (2,9), (3,27), (4,81), and (5,243) represent a function. What is a rule that represents this function?
a. y=x3
b. y=3x
c. y=3(x)
d. y=x+2

Answer :

Edufirst
The rule is 3^x.

Check: 3^1 = 3; 3^2 = 9; 3^3 = 27 and 3^4 = 81

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