What is the average rate of change of f(x), represented by the graph, over the interval [-1, 2]? a) -2.5b) -2c) 2.5d) 3e) 6

Which statement is always true? a negative exponent cannot be part of an expression's numerator. a negative base raised to the power of 2 has a negative value. a negative base raised to the power of 2 has a positive value. any number to the first power is zero.

What could explain what happened when the time was equal to 120 minutes

What is the y intercept of f(x)=(1/2)^x?