Keulitt Keulitt

17-08-2020
Mathematics

contestada

2.8 = (12*9.8 - 8/3 V²) ÷ 12 find V

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darapraise17 darapraise17

17-08-2020

Answer:5.6

Step-by-step explanation:2.8×12=12×9.8-8/3v^2

33.6=117.6-8/3v^2

8/3v^2=117.6-33.6

8/3v^2=84

8v^2=84×3

8v^2=252

V^2=31.5

V=√31.5

V=5.6125

V~5.6

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