Question 111978

Question 111978

If \(P(x)={{x}^{4}}+3{{x}^{2}}-2x+5\),and \(Q(x)=x+2\), find an expression for

\(P(x)+Q(x)\), and
\(P(x)-Q(x)\).

State the degree of each expression.

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Answer:(a) \(4\) (b) \(4\)

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