Answer:
Explanation:
15x⁹ - 40x⁶
5x⁴ (3x⁵– 8x²)
apply the distributive law: a(b - c) = ab - ac
a = 5x⁴ , b = 3x⁵ , c = 8x²
= 5x⁴ * 3x⁵– 5x⁴ * 8x²
= 15x⁹ - 40x⁶
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