Answer:
1. one quarter and one nickel
2. two dimes and two nickels
3. one dime, two nickels, and ten pennies
Step-by-step explanation:
(Assuming you mean U.S.A. money)
30% of a dollar equals 30 cents. Each of the above equals 30 cents.
1 < = x + 7 < 7....subtract 7
1 - 7 < = x + 7 - 7 < 7 - 7...simplify
-6 < = x < 0
closed circle on -6, open circle on 0, shading in between
The average rate of change over an interval can be found with the following formula:
The parabola goes through (2, -3) and (3, -1). We want to find the average rate of change over the interval [2,3]. Plug these values into the formula:
The average rate of change will be
2.