Question:medium
Let \( f(x) = px^2 + qx + r \), where \( p,q,r \) are constants and \( p \neq 0 \). If \( f(5) = -3f(2) \) and \( f(-4) = 0 \), then the other root of \( f \) is
Let \( f(x) = px^2 + qx + r \), where \( p,q,r \) are constants and \( p \neq 0 \). If \( f(5) = -3f(2) \) and \( f(-4) = 0 \), then the other root of \( f \) is
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Use given root condition to reduce unknowns in quadratic equations.
Updated On: May 1, 2026
- \( 3 \)
- \( -7 \)
- \( -2 \)
- \( 2 \)
- \( 6 \)
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The Correct Option is A
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