The graph of a polynomial function has four turning points. what is the least possible degree of this polynomial?

a. 3
b. 4
c. 5
d. 6

I’m confused on how to work the pie charts

The number of members f(x) in a local swimming club increased by 30% every year over a period of x years. the function below shows the relationship between f(x) and x: f(x) = 10(1.3)xwhich of the following graphs best represents the function? graph of f of x equals 1.3 multiplied by 10 to the power of x graph of exponential function going up from left to right in quadrant 1 through the point 0, 0 and continuing towards infinity graph of f of x equals 10 multiplied by 1.3 to the power of x graph of f of x equals 1.3 to the power of x

Let x = a + bi and y = c + di and z = f + gi. which statements are true?