The first four terms of a sequence are shown. 1/8, 1,8, 64,...
Which expression can be used to find the nth term in the sequence?
OA (8)-1
OB. 8(t)***
OC.
OD. 8(1)"

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Pls! does anybody know a shortcut for answering these types of questions in the future?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?