Which graph represents the function f(x)= x^2-5x-6/x^2-x-6

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Me n o w. i need t h i s. 10 points