SOLUTION: find the ratio of a and b from the equation 12a^2 + 36b^2 -43ab=0

Question 257458: find the ratio of a and b from the equation 12a^2 + 36b^2 -43ab=0
Found 2 solutions by stanbon, Edwin McCravy:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
find the ratio of a and b from the equation
12a^2 + 36b^2 -43ab=0
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Rearrange
12a^2 - 43ab + 36b^2 = 0
Factor:
(4a-9b)(3a-4b) = 0
4a = 9b or 3a = 4b
a/b = 9/4 or a/b = 4/3
a:b = 9:4 or a:b = 4:3
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Cheers,
Stan H.
Answer by Edwin McCravy(20054) (Show Source): You can put this solution on YOUR website!

Using the zero-factor principle: Divide both sides ny ------------------- Divide both sides ny Edwin

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