tolong bantu kerjakan🙏🏻

<p>Jawaban yang tepat adalah A. (√2 + 1)/2</p><p>&nbsp;</p><p>Pembahasan :</p><p>1/(2√2 - 2) = 1/(2√2 - 2) x (2√2 + 2)/(2√2 + 2)</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = (2√2 + 2)/ 8 - 4</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = (2√2 + 2)/4</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 2(√2 + 1)/4</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = (√2 + 1)/2</p>