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Is three days enough to study for a calculous test? Chi mi sa spiegare questa dervata (ln^2x)/x dx? Differentiate(t) = (cos^3 t+ 3cost +7)^9? How long do the batteries in Beats executives last? 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)?