factorise 18x²-24x-10
by middle term splitting
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Step-by-step explanation:
2(9x^2-12x-5)
we need to split 12 as such the multiplication is equal to 9 x 5 which is 45 and the numbers addition should be 12...which will be 15 and 3
2(9x^2-15x+3x-5)
2{(9x^2-15x)+(3x-5)}
2{3x(3x-5)1(3x-5)}
factors are
2(3x-5) (3x+1)
Have a great day
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