Matematyka
$f\left(x\right) =$ | ${\left(\tan\left(x\right)\right)}^{3}$ |
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$\dfrac{\mathrm{d}\left(f\left(x\right)\right)}{\mathrm{d}x} =$ |
$\class{steps-node}{\cssId{steps-node-1}{\tfrac{\mathbf{d}}{\mathbf{d}\boldsymbol{x}}\kern-.25em\left({\left(\tan\left(x\right)\right)}^{3}\right)}}$ $=\class{steps-node}{\cssId{steps-node-2}{3}}{\cdot}\class{steps-node}{\cssId{steps-node-3}{{\left(\tan\left(x\right)\right)}^{2}}}{\cdot}\class{steps-node}{\cssId{steps-node-4}{\tfrac{\mathbf{d}}{\mathbf{d}\boldsymbol{x}}\kern-.25em\left(\tan\left(x\right)\right)}}$ $=3{\cdot}\class{steps-node}{\cssId{steps-node-5}{{\left(\sec\left(x\right)\right)}^{2}}}{\cdot}{\left(\tan\left(x\right)\right)}^{2}$ |