How do you solve tanx=5 1/4?

1 Answer
Jim G.
Jun 17, 2017

x=79.22^@" or " x=259.22^@

Explanation:

"since " tanx" is positive then x will be in the first and "
"and third quadrants"

tanx=5 1/4

rArrx=tan^-1(5 1/4)=79.22^@larrcolor(red)" first quadrant"

" or " x=(180+79.22)^@=259.22^@larrcolor(red)" third quadrant"

"in general solutions can be generated using"

x=79.22^@+180n ; n inZZ

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