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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 4 · Set 1 · Q3
For real x, let f ( x )= x^3+5 x +1. Then:
For real x , let $\displaystyle \mathrm{f}(\mathrm{x})=\mathrm{x}^{3}+5 \mathrm{x}+1$. Then :
Official answer
(C)
f is one-one and onto on R
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