Factorise 2x² - 35x -18
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Answered by
3
2x²-35x-18=0
2x²-36x+x-18=0
2x(x-18)+1(x-18)
(x-18)(2x+1)=0
x-18=0 or 2x+1=0
x=18 or x=-1/2
Answered by
0
Answer:
x=18 or x=-1/2
Step-by-step explanation:
2x^2-35x-18=0
2x^2-36x+1-18=0
2x(x-18)+1(x-18)=0
(x-18)(2x+1)=0
x-18=0 or 2x+1=0
x=18 or 2x =-1
x=-1/2
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