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Multiplying Polynomials

100

=5x(2x²)+5x(10x+5x(-6)+3(2x²)+3(10x)+3(-6)

=10x³ +50x²-30x+6x²+30X -18

200

(5x3) (2x²+10x-6)=5x (2x²+10x-6)+3(2x²+10x-6)

=5x(2x²+10x-6) +3 (2x²+10x-6

300

(x-1) (x+4) (x+5) (x²+3x-4) (0x#+50x2+-10

(x²+3x=4(x² +3x-4)⁵

400

x³ + 3x 4x +5x² +15-20

x³ 1 8x² + 11x-20