RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 9. Continuity

Subject: Maths - Class 12th

Q. No. 21 of MCQ

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21

Mark the correct alternative in the following:

The function is continuous for 0 ≤ x < ∞, then the most suitable values of a and b are


Formula:-


(i) A function f(x) is said to be continuous at a point x=a of its domain, iff



Given:-



Case (i)&(ii)



Now,



-------------------- (iv)


Case (ii)&(iii)




Now,




Using value a from (IV)


For a=-1


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