I will give your brainlest

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

This graph shows a portion of an odd function. use the graph to complete the table of values. x f(x) −2 −3 −4 −6