Given cosθ = .876 and tanθ = -4.731 determine sinθ

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

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Simply 8x squared + 5(7x squared- x) - 2x =