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Question-71052




Question Number 71052 by jagannath19 last updated on 11/Oct/19
Commented by jagannath19 last updated on 11/Oct/19
explain
$${explain} \\ $$
Commented by mr W last updated on 11/Oct/19
(3) is correct  a_(av) =((∫adt)/(Δt))=((a_1 t_1 +a_2 t_2 )/(t_1 +t_2 ))
$$\left(\mathrm{3}\right)\:{is}\:{correct} \\ $$$${a}_{{av}} =\frac{\int{adt}}{\Delta{t}}=\frac{{a}_{\mathrm{1}} {t}_{\mathrm{1}} +{a}_{\mathrm{2}} {t}_{\mathrm{2}} }{{t}_{\mathrm{1}} +{t}_{\mathrm{2}} } \\ $$

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