Q23 of 83 Page 90

The quadratic equation has 3 as one of its roots.

We’ll put x = 3 in all equation and will see if that satisfies.

For (A), x2 — x — 6 = 0


⇒ 9 – 3 – 6 = 0 satisfied.


(B) doesn’t match the solution.


(C) doesn’t match the solution.


(D) doesn’t match the solution.

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