arctan 0等于多少?arctan 1等于多少?是怎么得出来的?
2020-02-07
arctan 0等于多少?arctan 1等于多少?是怎么得出来的?
优质解答
arctan 0 = 0 //:tan 0 = 0,arctan 0 = 0
arctan 1 = π/4 //:tan (π/4) = 1 ,arctan 1 = π/4
arctan 0 = 0 //:tan 0 = 0,arctan 0 = 0
arctan 1 = π/4 //:tan (π/4) = 1 ,arctan 1 = π/4