Math, asked by gururaj272700, 11 months ago

2(3raise to power x - 3 raise to power x-1) = 324

Answers

Answered by amankumaraman11
4

{ \boxed{ \sf \: \:  \:  \:  2( {3}^{x}  -  {3}^{x - 1} ) = 324 }}\\ { \boxed{ \sf2[ {3}^{x}(1 -  {3}^{ - 1} )] = 324}} \\ { \boxed{ \sf 2[ {3}^{x}(1 -  \frac{1}{3} )] = 324}} \\ { \boxed{ \sf \:  \:  \:  \:  \:   \:\: 2( {3}^{x} )( \frac{2}{3} ) = 324 }} \\ { \boxed{ \sf \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   {3}^{x}  = 324 \times  \frac{3}{4} }} \\ { \boxed{ \sf\:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   {3}^{x}  =81 \times 3}} \\ { \boxed{ \sf\:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   {3}^{x}   = (3 \times 3 \times 3 \times 3) \times 3}} \\ { \boxed{ \sf\:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   {3}^{x}  =  {3}^{5}  }} \\ { \boxed{ \sf\:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: { \red{ x = 5}}  \:   \: }}

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