Prove the trigonometric identity:
(csc^2x)/(cotx)=cscxsecx

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)