直线x+y-2=0的极坐标方程是A.ρsin﹙π/4+θ﹚=根号2 B.ρsin﹙π/4-θ﹚=根号2 C.ρsin﹙π/4+θ﹚=1 D.ρsin﹙π/4-θ﹚=1
问题描述:
直线x+y-2=0的极坐标方程是
A.ρsin﹙π/4+θ﹚=根号2 B.ρsin﹙π/4-θ﹚=根号2 C.ρsin﹙π/4+θ﹚=1 D.ρsin﹙π/4-θ﹚=1
答
ρsin﹙π/4+θ﹚=根号2
选A