Q. Q. Q.
[tex]\sf 9^{2x - 1} = 243[/tex]
Nilai x adalah
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nmnya sapa v:
[tex]\sf 9^{2x - 1} = 243[/tex]
Nilai x adalah
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nmnya sapa v:
[tex] \tt {9}^{2x - 1} = 243[/tex]
[tex] \tt { ({3}^{2} )}^{2x - 1} = {3}^{5} [/tex]
[tex] \tt { \not3}^{4x - 2} = { \not3}^{5} [/tex]
4x - 2 = 5
4x = 5 + 2
4x = 7
x = 7/4
[tex]\purple{\boxed{\blue{\boxed{\green{\star{\orange{\ \: \: \mathcal{JK} \: \: \: {\green{\star}}}}}}}}} [/tex]
[tex]\sf 9^{2x - 1} = 243[/tex]
[tex]\sf {(3}^{2} )^{2x - 1} = {3}^{5} [/tex]
[tex]\sf 3^{4x - 2} = {3}^{5} [/tex]
[tex] \sf4x - 2 = 5[/tex]
[tex] \sf4x = 5 + 2[/tex]
[tex] \sf4x = 7[/tex]
[tex] \sf \: x = \frac{7}{4} [/tex]
[tex] \sf \: x = 1\frac{3}{4} [/tex]
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