Is 1/2 equivalent to 7/12

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

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

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.