Find the value of k if the triangle formed by A(8, -10), B(7, -3) and C(0, k) is right
angled at B.
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Explanation:
1. Find the values of k for which the quadratic equation k'x? - 2(k-1)x + 4 = 0 has real and equal<br />roots.<br />(a) ...
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I have used condition of perpendicular
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