A fountain in the park has two circular pools that are the same size. What is the total area of the pools if the radius is 3 yards? Use 3. 14 for Pi and round the approximate area to the nearest tenth, if necessary. Check all that apply. 9 Pi yd2 12 Pi yd2 18 Pi yd2 28. 3 yd2 56. 5 yd2.

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0