How do you add (6x2−x−4)+(2x2−x−5)?
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Hey mate .....
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sadmanmahir18:
(6 × 2 - 1 × -4) + (2 × 2 - 1 × -5)=(12 + 4) + (4 + 5)=16+9=25
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6x²-x-4+2x²-x-5= 0
8x²-2x-9=0
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