TS EAMCET · Maths · Continuity and Differentiability
If is continuous everywhere, then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(B)
Step-by-step Solution
Detailed explanation
Given f(x) is continuous. Hence, f(x) is continuous at x=0 and x=2 So, f0+=f0=f0- ⇒1+cos0 = a - 0 ⇒a=2 Also, f2+=f2=f2- ⇒a-(2) = 22-b2 ⇒b2=4 Hence, a2+b2=4+4=8
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