(arctan√3) - (arctan-1)求解
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(arctan√3) - (arctan-1)求解
(arctan√3) - (arctan-1)求解
(arctan√3) - (arctan-1)求解
原式=π/3-(-π/4)=7π/12
(arctan√3) - (arctan-1)求解
arctan√3
arctan
arctan(-2)+arctan(-3)=?
arctan√3和arctan(1/√3)等于多少
那arctan(-根号3)怎么算?
求值 arctan根号3
求arctan(1/5)+arctan(2/3)答案为 派/4
tan[arctan(-根号3/3)] 和 arctan(tan3兀/4)
π-arctan(3/2)-arctan(2/3)=?
arctan(1/3)+arctan(1/2)的值为?
∫arctan√x dx
arctan(3/4)的值
arctan(-0.677)等于多少
arctan(∞)等于多少
级数求和:arctan(1/2)+arctan(1/2^2)+arctan(1/2^3)+...+arctan(1/2^n)+...
反三角函数问题请问arctan(√2x+1)+arctan(√2x-1)是否等于arctan√2/2(x-1/x)呢?怎么证?
证明 1 arctan(1/5)+arctan(2/3)=派/4 2 aectan(3/4)=2arctan(1/2)