Acomputer password is to consist of 6 letters, none of which are used more than once. for security reasons, the letters q and z are not to be used in the first position. how many different passwords are possible?

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

Which of the following describes the symmetry of the graph of y = x3?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0