How do you find the exact values of #tan^-1(0)#?

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Answer 1 · 2017-04-20T18:54:23

#arctan0=0#

Let #theta=arctan0#

#tantheta=0#

#tantheta=sintheta/costheta=0#

#sin0=0therefore#

#theta=0#

#arctan0 =0#

Note: #theta# can take other values such that #tantheta=0#, but taking #arctan0# would not equal these values.