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  1. Use the relationships: sinΘ = y/r  cosΘ = x/r tanΘ = sinΘ/cosΘ = y/x secΘ...

    3 Answers · Science & Mathematics · 30/03/2020

  2. Since the absolute value is always zero or positive, it will always be greater than -3. So the solution is:  all real numbers Which would be: {x∈R} or in interval notation: (-∞, ∞)

    2 Answers · Science & Mathematics · 17/03/2020

  3. ...if Rsinφ = 5 and Rcosφ = 1/6 then f(θ) = Rsin(θ+φ).  (R and φ are constants.)    So the maximum and minimum values...

    2 Answers · Science & Mathematics · 10/03/2020

  4. ...) As - Ac = 4(1.93) Substitute and solve for r (2r)² - πr² = 4(1.93) 4r² - πr² = 7.72 (4 - π...

    2 Answers · Science & Mathematics · 05/04/2020

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