Question

The sets V = {x / x+2=0}, R={x / x^2+2x=0} and S = {x : x^2 + x - 2 = 0) are equal to one
another if x is equal to
(b) -2
(c) 2
(d) none of these
(a) 1/2

Note -
x^2 = square of x ​

Answer 1

Answer:

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