Evaluate the expression for the given variable values.

3∣m+2n∣2−(mn)2 if m=3 and n=−5

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.