Show that the x = -3 is a solution of x2 + 6x + 9 = 0

Q2 of 180 Page 1

Show that the x = -3 is a solution of x² + 6x + 9 = 0

We can write this equation as

⇒ ⇒

Hence, it is proved that x = -3 is a solution of the given equation.

Which of the following has a terminating decimal expansion?

If the points (2, 1) and (1,-2) are equidistant from the point (x, y), show that x + 3y = 0.

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