(a) If {\f}(x)={\\begin{array}{ccc}x^2 & & \\\\text{ if }\\ ...

CBSE Class 12 Math 2023 Delhi Set 1 Solved Paper

Question : 22 of 38

Marks: +1, -0

(a) If f(x)={

x2	‌	‌ if ‌x≥1
x	‌	‌ if ‌x<1

., then show that f is not differentiable at x=1.
OR
(b) Find the value(s) of ' λ ', if the function
f(x)={

‌

sin‌2λx

‌

‌ if ‌x≠0‌ is continuous at ‌x=0.

‌

‌ if ‌x=0

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