Question

15) A physical quantity Q is calculated according to
A3B3
the expression Q = If percentage errors
CVD
in A, B, C, D are 2%, 1%, 3% and 4%
respectively. What is the percentage error in Q?
C) +14%
D) -12%
A) +8%
B) +10%
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Answer 1

Answer:

option b is correct because this also read i am