Please help asap!! (even just one answer helps) 1. The combination locks on the lockers at a high school have numbers from 0 through 39 (inclusive). A locker combination consists of three different numbers, where the order matters. Because of the way the locks are made, all three numbers are even or all three numbers are odd. How many combinations are possible?

2. How many ways can you rearrange the letters in INFINITY?

3. Of the 30 students in a class, 11 practice taekwondo, 11 play piano, and 20 take dance lessons. 3 students play piano and take dance, 3 students do taekwondo and play piano, 5 students go to dance and practice taekwondo, and 3 students do none of these. How many students do all 3?

4. Our club has 10 members, and we need to appoint a president, a vice-president, and a secretary. How many ways can we do this if:

a) Each member can hold at most one office?
For this one I think you do
but I'm not entirely sure

b) Members can hold any number of offices?

The table shows population statistics for the ages of best actor and best supporting actor winners at an awards ceremony. the distributions of the ages are approximately bell-shaped. compare the z-scores for the actors in the following situation. best actor best supporting actor muequals42.0 muequals49.0 sigmaequals7.3 sigmaequals15 in a particular year, the best actor was 59 years old and the best supporting actor was 45 years old. determine the z-scores for each. best actor: z equals best supporting actor: z equals (round to two decimal places as needed.) interpret the z-scores. the best actor was (more than 2 standard deviations above more than 1 standard deviation above less than 1 standard deviation above less than 2 standard deviations below) the mean, which (is not, is) unusual. the best supporting actor was (less than 1 standard deviation below more than 1 standard deviation above more than 2 standard deviations below more than 1 standard deviation below) the mean, which (is is not) unusual.

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

What are the values of a, b, and c in the quadratic equation 0 = x2 – 3x - 2? a = 1, b = 3, c = 2 a=, b = -3,c=-2 a = 1, b = 3, c= 2 a = 1.0= -3, c = 2