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Nice problems!

1) Find the constant \(a\) such that functions \(f(x) = ax^2 + 2x - 1\) and \(g(x) = x^2 + 4x + a\) have a common root.

2) Find \(m\) such that equation \(x^3 + mx - 1 = 0\) and \(x^3 - 3x + m = 0\) have a common root.

Note by Dev Sharma
1 year, 1 month ago

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3 Jitendra Sharma · 1 year, 1 month ago

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@Jitendra Sharma Sorry, answer isn't sufficient. Dev Sharma · 1 year, 1 month ago

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@Dev Sharma a=3, we can use the quadratic formula in both functions. Kushagra Sahni · 1 year ago

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@Kushagra Sahni Show full.. Dev Sharma · 1 year ago

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@Dev Sharma I will definitely try them my friend. Kushagra Sahni · 1 year ago

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@Dev Sharma Thanks for mentioning me. I will surely try them. Swapnil Das · 1 year ago

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