Question

[
begin{array}{l}
B_{t}=u+a frac{(alpha t-1)}{2}
12=u+frac{3 a}{2}, quad text { pad } lambda 2 u+3 a=24 rightarrow 0
20=u+frac{7}{2} a quad Rightarrow quad 2 u+7 a=40 quad rightarrow(2)
end{array}
]
From ( Q ) and
[
left.a=4 mathrm{m} / mathrm{s}^{2}right} quad | u=6 mathrm{m} / mathrm{s}
]
Distance in dis abfa sta second, in a s seconds
[
begin{array}{l}
=left[(6 times 9)+frac{1}{2} 4(9)^{2}right]-left[(6 times 5)+frac{1}{2} 4(5) 2right]
=136 mathrm{M}
end{array}
]

# vurul m IIIJ SULUHU UI 115 HIULUI 10. A body moving with uniform acceleration covers 12 m in the 2nd second and 20 m in the 4th second of its motion. How much distance will it cover in 4 seconds after the 5th second? UBAT

Solution