计算
(-1/2)的-2次方×(sin30°)的-16次方+1
原式=(-2)^2×(2^3)^(-5)×[2^(-1)]^(-16)+1 =2^2×2^(-15)×2^16+1 =2^(2-15+16)+1=2^3+1 =8+1=9
(-1/2)的-2次方×(sin30°)的-16次方+1 =(1/2)^-2×(1/2)^-16+1 =(1/2)^-18+1 =2^18+1 =262144+1 =262145
答:原式=(2-1)(2+1)(2^2+1)(2^4+1)(2^8+1)(2^16+1)(2^32+1)+1 =(2^2-1)(2^2+1)(2^4+1)(2^8+...详情>>
答:in + 一段时间,用于一般将来时, after + 一段时间,用于一般过去时.详情>>