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If (h,k) is the centre of x2 + y2 − 2x − 4y + 11 = 0, find the value of h2 + k2 + hk. ___ |
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Answer» If (h,k) is the centre of x2 + y2 − 2x − 4y + 11 = 0, find the value of h2 + k2 + hk. |
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