Which expression equals 18x^2 -3x-3
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=18x^2 -9x +6x -3
=9x(2x -1) + 3(2x -1)
=(9x +3) (2x -1)
x= -1/3, x= 1/2
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Answer:
18x²-3x-3
the (-3) ×(18)= 54 , prim factorisation 54 the product of 54 must there difference or sum equal to -3
18x² - 9x + 6x -3
9x(2x-1) + 3(2x-1)
(2x-1)(9x+3)
2x-1=0 9x+3=0
2x=1 9x =-3
x =1/2 x= -3/9
= -1/3
so the value of x = 1/2 (or) -1/3
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