Question

-2x^2+3x+9 factorise​

Answer 1

Answer:

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Answer 2

Answer:

-2x^2+3x+9

-2x^2+(6-3)x+9=0

-2x^2+6x-3x+9=0

-2x(x-3)-3(x-3)=0

(x-3)(-2x-3)=0

x-3=0

x=3

(-2x-3)=0

-2x=3

x=-3/2

zeros are :- -3/2 and 3