Based on Pythagorean identities, which equation is true?
sin?e1 = cose
sec2etan?e=-1
O-cos2e1=-sin?
cotecsce=-1

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)