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Pochodna funkcji arctg(x^2-1)

$f\left(a, c, g, r, t, x\right) =$	$acgrt{\cdot}\left({x}^{2}-1\right)$ Note: Your input has been rewritten/simplified.
$\dfrac{\mathrm{d}\left(f\left(a, c, g, r, t, x\right)\right)}{\mathrm{d}x} =$	$\class{steps-node}{\cssId{steps-node-1}{\tfrac{\mathbf{d}}{\mathbf{d}\boldsymbol{x}}\kern-.25em\left(acgrt{\cdot}\left({x}^{2}-1\right)\right)}}$ $=\class{steps-node}{\cssId{steps-node-2}{acgrt{\cdot}\class{steps-node}{\cssId{steps-node-3}{\tfrac{\mathbf{d}}{\mathbf{d}\boldsymbol{x}}\kern-.25em\left({x}^{2}\right)}}}}$ $=acgrt{\cdot}\class{steps-node}{\cssId{steps-node-4}{2}}\class{steps-node}{\cssId{steps-node-5}{x}}$ $=2acgrtx$

$f\left(a, c, g, r, t, x\right) =$

$acgrt{\cdot}\left({x}^{2}-1\right)$

Note: Your input has been rewritten/simplified.

$\dfrac{\mathrm{d}\left(f\left(a, c, g, r, t, x\right)\right)}{\mathrm{d}x} =$

$\class{steps-node}{\cssId{steps-node-1}{\tfrac{\mathbf{d}}{\mathbf{d}\boldsymbol{x}}\kern-.25em\left(acgrt{\cdot}\left({x}^{2}-1\right)\right)}}$

$=\class{steps-node}{\cssId{steps-node-2}{acgrt{\cdot}\class{steps-node}{\cssId{steps-node-3}{\tfrac{\mathbf{d}}{\mathbf{d}\boldsymbol{x}}\kern-.25em\left({x}^{2}\right)}}}}$

$=acgrt{\cdot}\class{steps-node}{\cssId{steps-node-4}{2}}\class{steps-node}{\cssId{steps-node-5}{x}}$

$=2acgrtx$