It is CONSTANT if the graph is of a horizontal line.
It is LINEAR if the graph is of a line that is not horizontal.
It is NONLINEAR if it is a function that is neither linear nor constant.
Answer:
4
Step-by-step explanation:
Significant figures are whole numbers, without any decimals, the four numbers are therefore significant.

Here, we have converted 8 to 2³.
Then, we have used formula (a^m) ^n = a^mn.
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