Q: What number multiplies to -2 and adds to -1?

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-1

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-1 -i and -1 + i, where i is the imaginary square root of -1.

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8.81 and -6.81

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4 x -1 x -1 = 4 4 + (-1) + (-1) = 2

-1 -i and -1 + i, where i is the imaginary square root of -1.

get -5: -5x1, get -2:_-3+1

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1+!+!+2=5, but 1x1x1x2=2. It is just how you put the equation together.

-1, -1, -2, -2 works.

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5/2 + root(17)/2and 5/2 - root(17)/2