Question

The sets V = {x / x+2=0}, R={x / x2+2x=0) and S = {x : x2 + x - 2 = 0) are equal to one
another if x is equal to
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Answer 1

Answer:

In set V only X=-2 satifies

in set R 0 and -2 satisfies

in set S 1 and -2 satisfies

so if X=-2 all sets satifies

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