Question #9c5e1

1 Answer
Robert W. · EZ as pi
Jun 30, 2017

Yes

Explanation:

On your calculator, do inverse (shift) #tan^-1# and it will give you the value # -45°#.

For Tan graphs, they are periodic (repeat) every #180°# so you add and subtract #180°# within the range given.

#-45° and 135°#

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