1.

If `x = (4t^(2)+2)` any y = 2t, then find `((dx)/(dy))` at t = 2 sec. (x in meter and t is in second)A. 16B. 8C. 4D. 2

Answer» Correct Answer - B
`((dx)/(dt))=8(t),((dy)/(dt))=2`
`((dx)/(dy))=((8t)/(2))=(4t)`
at `t = 2 sec`
`((dx)/(dy))=8`


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