12/3 -2 1/6 a. use the real number properties to write an equivalent expression for this sum. b. find the sum. express your answer as a mixed number in lowest terms.

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

If y varies directly as x2 and y=6 when x=6, find the constant of variation.