definition
Parin Sir > definition
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Chain rule and unitary method
☼ Chain Rule : The method of finding the fourth proportional when the other three are given is called rule of three.
Repeated use of rule of three is called chain rule.
☼ Direct Proportion : Two quant…
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Indefinite Integration
Indefinite Integration
I. If for the function g (x) defined on interval I ⊂ R ,
∀ x ∈ I , \frac{d}{dx} g ( x ) = f …
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