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Which is a correct expansion of (2x+3)(2x^2-5)?

User Zishan
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1 Answer

5 votes

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)

User Osrl
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8.2k points