Answer:
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Step-by-step explanation:
Trigonometri odevlerin islemi
2 answers:
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Step-by-step explanation: you do If \displaystyle x+y+z=\pix+y+z=π prove the trigonometric identity
\displaystyle cot{\frac{x}{2}}+cot{\frac{y}{2}}+cotg\frac{z}{2}=cot{\frac{x}{2}}cot{\frac{y}{2}}cot{\frac{z}{2}}cot
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x
+cot
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+cotg
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=cot
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cot
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cot
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