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fractorise completely a) 9x^2 - 6x b) 2x^2 - 5x -3 c) 2x - 4xy d) 9w^2 - 100​

Sagot :

a) 3x(3x-2)
b) ( 2x+1)(x-3)
c) 2x(1-2y)
d) (3w-10)(3w+10)