(d) 1. Given, log2(3x-2) = log12 log 1 2 x ⇒ log2(3x-2) = log2 -1 x. ⇒ log2(3x-2) = 1−1 1 − 1 log2 x [ [ Using loga n x = 1n 1 n loga x] ].
確定! 回上一頁