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What the number degre of high acid? In equal-tempered tuning the frequency (in Hz) of the note one tone above 220 Hz is...? Differentiate(t) = (cos^3 t+ 3cost +7)^9? ~ x + y + z = 3, x² + y² + z² = 5, x³ + y³ + z³ = 7 ➪ x⁴ + y⁴ + z⁴ = ? 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)?