Five mark exercise problem XVI — task. Mathematics State Board, Class 10.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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If the roots of

$(a - b)x^2 + (b - c)x + (c - a) = 0$ are real and equal, then prove that

$b$ ,

$a$ ,

$c$ are in arithmetic progression.

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30. Five mark exercise problem XVI