Uprość wyrażenie:
W(x)=(2x+3)(4x^-9)(2x-3)
W(x) = (8x³-18x+12x²-27)(2x-3) = 16x⁴-36x²+24x³-54x-24x³+54x-36x²+81 = 16x⁴-72x²+81
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W(x) = (8x³-18x+12x²-27)(2x-3) = 16x⁴-36x²+24x³-54x-24x³+54x-36x²+81 = 16x⁴-72x²+81