问题
填空题
log2(82×22)=______.
答案
根据题意,由指数的运算性质,有82×22=26×22=28,
则log2(82×22)=log2(82×22)=log2(26×22)=log2(28)=8;
故答案为8.
log2(82×22)=______.
根据题意,由指数的运算性质,有82×22=26×22=28,
则log2(82×22)=log2(82×22)=log2(26×22)=log2(28)=8;
故答案为8.