试题与答案

设tanθ=2,则tan(θ+π4)=______.

题型:填空题

题目:

设tanθ=2,则tan(θ+
π
4
)
=______.

答案:

tan(θ+

π
4
)=
tanθ+1
1-tanθ
=
2+1
1-2
=-3,

故答案为:-3.

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