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debtanu roy

· started a discussion

· 1 Months ago

deb (Question: 188665.0 )

what Is the answer
should be 4

Question:
If  \(\cfrac{a}{b} = \cfrac{c}{d} = \cfrac{e}{f}\) = 4 then \(\cfrac{2a^2 + 3c^2 + 4e^2}{2b^2 + 3d^2 + 4f^2}\) = ?
Options:
A) 8
B) 16
C) 4
D) 18
Solution:
Ans: (b)


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