Question

multiply (5x^2+4x-2)×(3-x-4x^2)​

Answer 1

5x

2

+4x−2)×(3−x−4x

2

)

=5x

2

(3−x−4x

2

)+4x(3−x−4x

2

)−2(3x−x−4x

2

)

=15x

2

−5x

3

−20x

4

+12x−4x

3

−16x

3

−6x+2x+8x

2

=−20x

4

−21x

3

+19x

2

+14x−6

Step-by-step explanation:

Hope this answer will be helpful..

Answer 2

Answer:

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