Which statements are true about exponential functions?
the domain is all real numbers.
the range always includes negative numbers.
the graph has a horizontal asymptote at x = 0.
the input to an exponential function is the exponent.
the base represents the multiplicative rate of change.

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.

How much is 32 out of 40 written as a percentage? convert fraction (ratio) 32 / 40 answer:   80%