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The quadratic equation whose roots are the minimum value of and is:
MATHEMATICS · Single correct · CBSE · Mathematics · Quadratic Equations · Quadratic Equations
Problem The quadratic equation whose roots are the minimum value of sin 2 θ − sin θ + 1 2 \sin^2\theta-\sin\theta+\frac12 sin 2 θ − sin θ + 2 1 and lim x → ∞ ( ( x + 1 ) ( x + 2 ) − x ) \displaystyle\lim_{x\to\infty}\left(\sqrt{(x+1)(x+2)}-x\right) x → ∞ lim ( ( x + 1 ) ( x + 2 ) − x ) is:
(1) 3 x 2 − 7 x + 3 = 0 3x^2-7x+3=0 3 x 2 − 7 x + 3 = 0
(2) 8 x 2 − 14 x + 3 = 0 8x^2-14x+3=0 8 x 2 − 14 x + 3 = 0
(3) x 2 − 7 x + 3 = 0 x^2-7x+3=0 x 2 − 7 x + 3 = 0
(4) 2 x 2 − 7 x + 3 = 0 2x^2-7x+3=0 2 x 2 − 7 x + 3 = 0
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