tan(tan-1 7.4)=?
2 answers
obviously 7.4
By definition tan(tan−1(7.4))=7.4
More explicitly:
Let α=tan−1(7.4)
Then by definition α is the unique angle such that tanα=7.4 and −π2<α<π2.
More explicitly:
Let α=tan−1(7.4)
Then by definition α is the unique angle such that tanα=7.4 and −π2<α<π2.