

Multiply complex numbers 5+6i and 5-6i in the same way as you multiply binomials.

By definition, i² is -1.

Do the multiplications.

Now cancel -30i & +30i

Now the equation becomes

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Hope it helps.
ŕάίήвόώşάĻţ2²2²
F(x) = x^5 - 1; g(x) = 5x^2; h(x) = 2x
Answer: