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The line joining `A(h cos alpha , h sin alpha )` and `B (a cos beta , a sin beta )`, where `a != b`,
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For a chemical reaction at 27°C, the activation energy is 600 R. The ratio of the rate constants at
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If `alpha, beta` are the roots of the quadratic equation ` x^2 + px + q = 0`, then the values of `al
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Lines `x + y = 1` and `3 y = x + 3` intersect the ellipse `x^2 + 9y^2 = 9` at the points `P, Q` and
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If the three points `(3q, 0), (0, 3p)` and `(1, 1)` are collinear, then which one is true?
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Let `f: N -> R` be such that `f(1) = 1` and `f(1)+2f(2)+ 3f(3)+ .. . +n f(n) =n(n + 1) f(n)`,for
al
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