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Let f(x)=⎧⎪⎨⎪⎩limn→∞ex2−1+[(a+b)x−(a−b)]x2nx2n+1+cosx−1,x∈R−{0}k,x=0If f(x) is continuous for all x∈R, then the value |k| is |
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Answer» Let f(x)=⎧⎪⎨⎪⎩limn→∞ex2−1+[(a+b)x−(a−b)]x2nx2n+1+cosx−1,x∈R−{0}k,x=0 If f(x) is continuous for all x∈R, then the value |k| is |
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