Question

Q. 3) Find sum of expression
(3x (2y - 3x - 4y)​

Answer 1

Answer:

6xy-9x^2-12xy

Step-by-step explanation:

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Answer 2

x^2-x-2=0

x^2-2x+x-2=0

x(x-2)+1(x-2)=0

(x-2)(x+1)=0

x-2=0

x=2

x+1=0

x=-1