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If 3^x + 3^x-1 = 108 , find the value of x |
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Answer» 3Step-by-step explanation:3 x +3 x+1 =108 3 x +3 x .3 1 =108 4.3 x =108 3 x = 4 108 =27 3 x =3 / 3 ⇒x=3 Now, (9X) x 1 =(9×3) 3/ 1 =(3 / 3 ) 3 1 =(3) 3 /1 ×3 =3 |
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