-2x,3x+5,x,y,z,ab-ac,15,6x+3y-5 classify the following polynomials as monomials,binomials,trinomials
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begin{gathered}\dfrac{d}{dt} (Area) = \dfrac{d}{dt} (\pi r^2)\\\\\\\implies \dfrac{dA}{dt} = \pi \times \dfrac{d (r^2) }{dt}\\\\\\\implies \dfrac{ dA}{dt} = \pi \times 2r \times \dfrac{dr}{dt}\\\\\\ \text{Applying the concept of Chain differentiation, we get:}\\\\\\ \boxed{ \bf{\dfrac{dA}{dt} = 2 \pi r \times \dfrac{dr}{dt}}}\end{gathered}
dt
d
(Area)=
dt
d
(πr
2
)
⟹
dt
dA
=π×
dt
d(r
2
)
⟹
dt
dd
=π×2r×
dt
dd
Applying the concept of Chain differentiation, we get:
dt
dA
=2πr×
dt
dr
Hence this is the required ...
Hope it's helpful for you....
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