What is the simplified expression for –3cd – d(2c – 4) – 4d? a: –5cd b: cd – 8d c: 5cd – 8d d: –5cd – 8d

Given tan∅=4/3 and π< ∅< (3π)/2; find cos2∅ a. -24/25 b. 24/25 c. -24/7 d. -7/25

What are the domain and range of the function? f(x) = -4 (sqrt)x

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?