pls asap its not 128In how many ways can you put seven marbles in different colors into four jars? Note that the jars may be empty.

Asequence of numbers begins with 12 and progresses geometrically. each number is the previous number divided by 2. which value can be used as the common ratio in an explicit formula that represents the sequence? 1/2 2 6 12

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?