1979 AHSME Problems/Problem 4

Problem 4

For all real numbers $x, x[x\{x(2-x)-4\}+10]+1=$

$\textbf{(A) }-x^4+2x^3+4x^2+10x+1\qquad \textbf{(B) }-x^4-2x^3+4x^2+10x+1\qquad\\ \textbf{(C) }-x^4-2x^3-4x^2+10x+1\qquad \textbf{(D) }-x^4-2x^3-4x^2-10x+1\qquad\\ \textbf{(E) }-x^4+2x^3-4x^2+10x+1$

Solution

See also

1979 AHSME (ProblemsAnswer KeyResources)
Preceded by
Problem 3
Followed by
Problem 5
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