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secondary 4 | A Maths
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Where do u get the 2 from
So d/dx ( e^(x/2) ) = 1/2 e^(x/2)
So when you integrate, you have to divide it by 1/2.
So ∫ (e^(x/2) )
= e^(x/2) ÷ 1/2
= 2e^(x/2)
Check:
d/dx (2e^(x/2))
= 2e^(x/2) x 1/2 = e^(x/2)
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