<PRE><B>Question 85555</B>
- 3x ( x - 7 ) ( -4 + 11 ) = 0


(- 3x^2 + 21x ) ( 7 ) = 0


-21x^2 + 147x = 0


-7x ( 3x - 21 )= 0  take the value of x,


x = 0 ; x = 7


Cheers; Jon Po
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