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If x=2|t| + 3t, y =2t|t| + 3t^(2) and y=...

If `x=2|t| + 3t, y =2t|t| + 3t^(2)` and `y=f(x)` hen find whether f(x) is injective where `t in R`

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The correct Answer is:
not an injection
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