Algebra (1 Viewer)

[Vampire]

Hey guys, can someone please confirm the answer to:

x^2 + x - 1 = tan^-1x

Thx

 

[Riviet]

What was your answer?

 

[Trev]

I'm quite sure you won't be able to solve this within the HSC syllabus. Unless, you may be asked for an approximation of a solution by graphing both equations.