Biology, 07.07.2019 06:00 marcgotbox
Solve the equation 9k2 – 6k = 11 by completing the square.
Answers: 1
and 
.
then we need to add 
in the expression to make it perfect square.
, so add 
on both the sides.
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Solve the equation 9k2 – 6k = 11 by completing the square....
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