Answer:
45x
Step-by-step explanation:
Plz mark brainliest
6 runners, 3 medals, how many ways to give them? well, runner say 2 could get gold or not, bronze or not and silver or not, and so can any other runnner, and the order "does matter", it makes a distinction, thus, is a Permutation
P+q= 5x^2+2
q-p= -(x-2) (x+2)
If f(x)=2x-1 just plug in the 3 where x is. So it would be 2(3)-1=5