Question

2x + 3x + 5* * 6 Let f(x)= X=0 X = 0 If f(x) is continuous then the value of k is equal to (1) 10 (3) 20 (2) 15

JEE/Engineering Exams

Maths

Solution

4.0 (1 ratings)

( lim _{x rightarrow 0}left(frac{2+3^{x}+5}{3}right)^{frac{3}{x}} ) ( lim _{x rightarrow 0}left(frac{2^{x}+3^{x}+5^{x}}{3}-1right)left(frac{3}{7}right) ) ( lim _{x rightarrow 0}left(frac{2^{x}-1}{x}right)+left(frac{3^{x}-1}{x}right)+left(frac{5^{x}-1}{x}right) )