For the function f(x)={−x+3,x>0 and 2x+3,x≤0, what is the average rate of change over the interval 1 ≤ x ≤ 3? average rate of change

Which operation should be performed first according to the order of operations? 44 • 2 – [(5 + 20 • 3) – 12] + 16 ÷ 2 5 + 20 20 • 3 16 ÷ 2 44 • 2

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)