Show that cos 2x-cos 6x sin 6x-sin 2x b) Hence or otherwise, solve = tan 4x cos 4x cos 2x-cos 4x cos 6x sin 6x-sin 2x = 0 for x = [0, π]

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Q: 4. Let p(x) = a + a₁x + a₂x² and q(x) = bo + b₁x + b₂x² be vectors in P₂ with: (p, q) = aobo + a1b₁…

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