Math miscellaneousEasy
Question
If r1/4 + 
= 3 , then the value of log2207 
is equal to -
= 3 , then the value of log2207 is equal to -Options
A.0
B.-1
C.2207
D.1
Solution
squaring r1/2 + 
= 7
r +
= 47
r2 +
= (47)2 - 2 = 2207
log2207 2207 =1
= 7r +
= 47r2 +
= (47)2 - 2 = 2207log2207 2207 =1
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