Over which of the given intervals does g have a positive average rate of change?

Arrange these numbers from least to greatest 3/5 5/7 2/9

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth