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XcosA-ysinA=a XsinA+ycosA=b Then prove that x2 …

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XcosA-ysinA=a XsinA+ycosA=b Then prove that x2 +y2=a2+b2

    • Posted by Yash Mehta 5 years, 9 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Parshuram Ram 4 years, 1 month ago

    xcosA - ysinA=axsinA+y cosA=b then prove that x²+y²=a²+b²

    4Thank You

    ANSWER
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