Simplify:-9x^4(2x^3-5x^4) +5x^6(x^4-3x^2)
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Answer:
9x⁴(2x³-5x⁴)+5x⁶(x⁴-3x²)
18x⁶-45x⁸+5x¹⁰-15x⁸
5x¹⁰-60x⁸+18x⁶
x⁶(5x⁴-60x²+18)
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hope it's helps you
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