How do you solve #n^2-12n+27=0#?
2 Answers
Explanation:
If we list down all factors of 27
We want a pair that should give us -12 when added.
Among the factors,
Remember that for a product to be 0, either factor should be 0.
Which gives us
The Soln.
Explanation:
To solve
We observe that,
These roots satisfy the gven eqn.
Hence, the Soln.