Question
For what value of
and
the expression
will be the perfect square?
Ask by Lambert Davey. in Pakistan
Jan 20,2025
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To have the expression
as a perfect square, it must be expressible in the form
. Expanding this gives:
By comparing coefficients:
-
⇒ -
⇒ ⇒ ⇒ -
⇒ ⇒ -
⇒
Thus,
and
.