Please answer the following query and please do not send any links. Q.46. Show that $3{\left(\mathrm{sin}\theta -\mathrm{cos}\theta \right)}^{4}+6{\left(\mathrm{sin}\theta +\mathrm{cos}\theta \right)}^{2}+4\left({\mathrm{sin}}^{6}\theta +{\mathrm{cos}}^{6}\theta \right)$ is independent $\theta$.

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