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Vedmedyk [2.9K]
2 years ago
6

Help please, I don’t understand

Mathematics
1 answer:
Lubov Fominskaja [6]2 years ago
8 0

Answer:

v = 16.155 m/s

Step-by-step explanation:

W = 0.5 mv^2  \\ plug \: m = 6 \: and \: w = 783 \\ 783 = 0.5 \times 6 \times  {v}^{2}  \\ 783 = 3 {v}^{2}  \\  {v}^{2}  =  \frac{783}{3}  \\  {v}^{2}  = 261 \\ v =  \sqrt{261}  \\ v = 16.1554944 \\  \huge \red{ \boxed{v = 16.155 \: m {s}^{ - 1} }} \\

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