Multiply the polynomials x + 2x - 3 and x2 +ex -2.
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Multiplying the polynomial
x( x^2 + ex - 2 ) + 2x( x^2 + ex - 2 ) -3 (x^2 + ex - 2 )
=> x^3 + ex^2 - 2x + 2x^3 + 2ex^2 - 4x -3x^2 - 3ex + 6
=> 2x^3 + 3ex^2 - 3ex - 6x + 6
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