V -1-9 t if t 9Find the value of v m - s when t -5A- -44 m - sB- -10 m - sC- -34 m - sD- -14 m - s

The correct option is A 44 m/s V = 1 9t if t lt;9 ...(i) V= 5 2t if t gt;9 ...(ii) When t = 5, 5 lt; 9 V = 1 9(5) = 44 m/s ...

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Problems Involving Difference of Positive and Negative Numbers

V =1-9 t if t...

Question

V = 1 - 9t if t<9

V= 5 - 2t if t >9

Find the value of v (m/s) when t = 5

-44 m/s

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-34 m/s

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-14 m/s

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-10 m/s

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