Find x

[nycmathguy]

If ln (x) = x, find x.

 

[MathLover1]

If f (x )=g (x ), then a^(f (x ))=a^(g (x )).


ln(x)=x...........since the base of natural logarithm is e, applying the rule above

we have

e^(ln(x ))=e^x........since e^(ln (x) )= x

x=e^x => No Solution for x in R

 

[nycmathguy]

If f (x )=g (x ), then a^(f (x ))=a^(g (x )).


ln(x)=x...........since the base of natural logarithm is e, applying the rule above

we have

e^(ln(x ))=e^x........since e^(ln (x) )= x

x=e^x => No Solution for x in R

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