Discover Questions

If 5sinθ = 3 determine the value of:
1. cos (θ-360)
2. Tan (squared)θ
3. Sin θ x cos θ (all divided by cos (squared θ)? If you started with 3.60g of Copper and reacted it with an excess of nitric acid what mass of copper hydroxide would you expect to recover? How long do the batteries in Beats executives last? Differentiate(t) = (cos^3 t+ 3cost +7)^9? Outside temperature over a day can be modelled as a sinusoidal function.?