15. x = 27 + 10 P. _; PQ = 12 •R 1 + 18​

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Which of the following is a justification used while proving the similarity of triangles lom and mon

At which value in the domain does f(x) =0?