Monday, January 30, 2012

Pre-Calculus Question?

Ali simply loves pastel colors. In fact, she plans to paint each room of her four-room apartment in a pastel color. If she has 7 different colors from which to choose, how many different coloring schemes can she use if:



a. each room could be painted any one of the colors?

b. each room must be painted a different color?

c. each room must be painted using either robin's egg blue or daffodil yellow?

Pre-Calculus Question?
7*7*7*7=2401

7*6*5*4=840

2*2*2*2=16


No comments:

Post a Comment