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If cosB/cosA = m and cosB/sinA …

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If cosB/cosA = m and cosB/sinA = n. Then show that ( m²+n²)cos²A = n²

    • Posted by Star Mh 5 years, 10 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Piyush Kr.?? 5 years, 10 months ago

    I think there should be cosA/cosB=m and cosA/sinB=n then we can prove the equation..??

    0Thank You

    Piyush Kr.?? 5 years, 10 months ago

    Wrong question..

    0Thank You

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