Answer:
4x^3 + 6x^2 - 10x - 15
Explanation:
(2x + 3)(2x^2 - 5) First multiply the second bracket by 2x then by +3:-
= 2x(2x^2 - 5) + 3(2x^2 - 5)
= 4x^3 - 10x + 6x^2 - 15
= 4x^3 + 6x^2 - 10x - 15 (answer)
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