Explanation:
(2x-3)(2x-3)(2x-3)(2x-3)
(4x²-12x-9)(4x²-12x-9)
16x⁴-48x³-36x²-48x³-144x²-108x-36x²-108x+81
16x⁴-96x³-216x²-108x+81
hope it helps!
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