Mathematics question

Asked by parmarn9428 | 11th May, 2022, 09:25: AM

Expert Answer:

73x+1 = 5x 
rightwards double arrow ln left parenthesis 7 to the power of 3 straight x plus 1 end exponent right parenthesis equals ln left parenthesis 5 to the power of straight x right parenthesis
rightwards double arrow left parenthesis 3 straight x plus 1 right parenthesis space ln space 7 space equals space straight x space ln space 5
rightwards double arrow 3 straight x space ln 7 space plus space ln 7 space equals space straight x space ln 5
rightwards double arrow straight x space ln 5 space minus space 3 straight x space ln 7 space equals space ln 7
rightwards double arrow straight x left parenthesis ln 5 space minus space ln 7 cubed right parenthesis space equals space ln 7
rightwards double arrow straight x equals fraction numerator ln space 7 over denominator ln space 5 space minus space ln space 21 end fraction

Answered by Renu Varma | 11th May, 2022, 08:42: PM