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kavinilavu

· started a discussion

· 1 Months ago

power of 81 is (x-y) but what's in the question is power of 81 is (x-1)

Question:
If \(3^{x+y}=81\) and \(81^{x-y}=3,\) then the value of x is?
Options:
A) 42
B) \(\cfrac{15}{8}\)
C) \(\cfrac{17}{8}\)
D) 39
Solution:

Knowledge Expert

· commented

· 1 Months ago

Dear student
We have fixed it.

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