There is a bag or marbles. the probability of drawing a red marble is 1/4. what is the compliment of this?

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=