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Chapter 2. Exercise 2.2 que(2)

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Chapter 2. Exercise 2.2 que(2)

    • Posted by Raghvendra Choudhary 7 years, 8 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Ravi Kumar 7 years, 8 months ago

    Take x=cos x Fir RHS me cos 3x ka formula banega Then cos-cos Kat jayega And same as LHS me bhi yahi hoga kar ke dekho rough me tabhi samagh aayega Aise question me dekho ki x ki value dalne par koi formula banta hai Kya bas Ye samagh gaye to inverse yu hi ho jaegi ????????

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