If the radius and height of a right circular cylinder are 0.4 cm and 0.3 cm. Find
total surface area of the cylinder.
Answers
Answered by
2
Answer:
Variance(σ
2
2
)=
n
1
i=1
∑
10
(Y
i
−
Y
ˉ
)
2
=
10
1
×40=4
∴ Standard deviation (σ
2
)=
4
=2
Since, the variance of prices of share X is greater than that of prices of share Y.
So, prices of share X are more variable than prices of share Y.
So, the prices of shares Y are more stable than the prices of share X.
Answered by
2
Answer:
Answer
Radius increase at rate 0.1cm/m.
∴
dt
dx
=0.1
also
dt
dx
=0.2 x=2,x=3
Volume = πr2h
=π[2rh
dt
dx
+r
2
dt
dx
]
=π[2×2×3×0.1+2
2
×(−0.2)]
=π[1.1−0.8]
=π×0.4
=π×
10
4
=
5
2π
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