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Show that (sinθ -cosθ + 1) / ( sinθ + cosθ - 1) = 1 /(secθ - tanθ ) |
Answer» <strong>Answer : (sinθ -cosθ + 1) / ( sinθ + cosθ - 1) = 1 /(secθ - tanθ )</strong><p>We can use the <a href="https://www.cuemath.com/trigonometry/trigonometric-identities/">trigonometric identity</a> (sec<sup>2</sup>θ = 1 + tan<sup>2</sup>θ)</p> | |