Nautilus Shell. Log InorSign Up. y ≤.5 c o s .5 x + a + z. 1. a =5.9. 2. r =0.5 e θ c o t 1.4 .725≤ r ≤40. 3. y = m x + n 12.64≤ x ≤38.5.
確定! 回上一頁