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Find the value of @@+25-++@16, where @ denotes square and + denotes square root and - has its usual meaning
a) 528
b) 621
c) 336
d) 42
Read Solution (Total 3)
-
- (((square root of 25)^2)^2)-(((square of 16)then square root)then square root)=621
- 13 years agoHelpfull: Yes(6) No(0)
- ans 621
square means ^2 and sqroot means ^i/2
25^(2*2*1/2)-16^(1/2*1/2*2)=25^2-16^1/2=625-4=621 - 13 years agoHelpfull: Yes(2) No(0)
- ans is b.
621 - 13 years agoHelpfull: Yes(0) No(0)
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