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CBSE Class 10 Answered

Ta^2 30+cot^2 30 =10/3 is this true or false
Asked by akssrhsundaram | 27 Sep, 2021, 07:17: AM
Expert Answer
tan squared 30 plus cot squared 30
equals open parentheses fraction numerator 1 over denominator square root of 3 end fraction close parentheses squared plus open parentheses square root of 3 close parentheses squared
equals 1 third plus 3
equals fraction numerator 1 plus 9 over denominator 3 end fraction
equals 10 over 3
Hence space true
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