Mary constructed ΔJKL from two angles and their included side. The angles were ∠JKL and ∠KLJ. What was the included side?
2 answers:
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Answer:
Solution given:
-2x²+7x-6=0
2x²-7x+6=0
Comparing above equation with ax²+bx+c
we get
a=2
b=-7
c=6
By using Vieta's theorem
X1+X2==
again
X1X2==
=3