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If sin-k-cos-1x =Ď , find x. |
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Answer» Wehave,sin-1x-cos-1x=π/6⇒sin-1x+cos-1x-2cos-1x=π/6⇒π2-2cos-1x=π/6⇒2cos-1x=π2-π/6⇒2cos-1x=3π-π/6⇒2cos-1x=2π/6⇒cos-1x=π/6⇒x=cosπ)6= Under root3/2Please like the solution 👍 ✔️ |
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