2tantheta=tan^2theta-1

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?