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find x for tan (x) = 7/12

 Apr 21, 2015

Best Answer 

 #1
avatar+118613 
+5

atan(7/12)

 

$$\underset{\,\,\,\,^{\textcolor[rgb]{0.66,0.66,0.66}{360^\circ}}}{{tan}}^{\!\!\mathtt{-1}}{\left({\frac{{\mathtt{7}}}{{\mathtt{12}}}}\right)} = {\mathtt{30.256\: \!437\: \!163\: \!529^{\circ}}}$$

That is just the first quadrant answer, it may also equal  180+30=210 degrees

 Apr 21, 2015
 #1
avatar+118613 
+5
Best Answer

atan(7/12)

 

$$\underset{\,\,\,\,^{\textcolor[rgb]{0.66,0.66,0.66}{360^\circ}}}{{tan}}^{\!\!\mathtt{-1}}{\left({\frac{{\mathtt{7}}}{{\mathtt{12}}}}\right)} = {\mathtt{30.256\: \!437\: \!163\: \!529^{\circ}}}$$

That is just the first quadrant answer, it may also equal  180+30=210 degrees

Melody Apr 21, 2015

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