2012 Shanghai Question 6 Fill-in-the-blank Differentiating 2012_上海卷 (2012·文) 6.方程 $4^{x}-2^{x+1}-3=0$ 的解是 $\_\_\_\_$ . Answer key$\log _{2} 3$ ☆ SaveCan't do it, show the explanation查看原卷 →