14.Let R be the region bounded by the curve whose equation in polar coordinates is r =1+cosθ and the lines θ=0 and θ=
.Then the area of R is ________
阿摩線上測驗
登入
阿摩線上測驗
登入
14.Let R be the region bounded by the curve whose equation in polar coordinates is r =1+cosθ and the lines θ=0 and θ=.Then the area of R is ________