hey1463 hey1463

29-05-2019
Mathematics

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multiply (2x+5)(3x^2 -2x-4)

for the second expression 3 is squared

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blitzangel blitzangel

29-05-2019

Answer:

6x^3 +11x^2 -18x -20

Step-by-step explanation:

(2x+5)(3x^2 -2x-4)

= 6x^3 -4x^2 -8x +15x^2 -10x -20

= 6x^3 +11x^2 -18x -20

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