求值:3^(log3 (25) )+(-C(5,4)^(log2 1)+16^(log4(2sin(π/2))=
问题描述:
求值:3^(log3 (25) )+(-C(5,4)^(log2 1)+16^(log4(2sin(π/2))=
答
原式=25+(-5)^0+4^[2log4 2]=25+1+2²=30
求值:3^(log3 (25) )+(-C(5,4)^(log2 1)+16^(log4(2sin(π/2))=
原式=25+(-5)^0+4^[2log4 2]=25+1+2²=30