jawaban dari soal tersebut adalah

<p>Jawaban :</p><p>³√4^x+1 = 2√8^x</p><p>(2²)^(x+1)/3 = 2.8^x/2</p><p>(2²)^(x+1)/3 = 2.(2³)^x/2</p><p>2^(2x+2)/3 = 2.(2^3x/2)</p><p>2^(2x+2)/3 = 2^{2/2 + 3x/2}</p><p>2^(2x+2)/3 = 2^{(3x + 2)/2}</p><p>(2x + 2)/3 = (3x + 2)/2</p><p>4x + 4 = 9x + 6 &nbsp; &nbsp; &nbsp;(dikali silang)</p><p>4x - 9x = 6 - 4</p><p>-5x = 2</p><p>x = -2/5</p><p>&nbsp;</p><p>Jawaban : E</p>