Verified Answer :

RASEA23
  1. 5w(4w^2-2w)+3w(-2w^2+4w)
        20w^3-10w^2-6w^3+12w^2
        14w^3+2w^2
        D

    9. (3x-2)(3x+2)
        Use FOIL.
        (3x)(3x)+(3x)(2)+(-2)(3x)+(-2)(2)
        9x^2+6x-6x-4
        9x^2-4
        B
        
    Hope this helps :)

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