Algebra
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which of the following are binary operation.justify your answer. (i) the operation . defined on Q by a.b =a(ba) (ii) the operation . defined on [0, pi] by x.y = cosxy also,for those operation which are binary operations,check
asked by gourav bhardwaj on March 27, 2016 
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Which of the following are binary operation.justify your answer. (i) the operation . defined on Q by a.b =a(ba) (ii) the operation . defined on [0, pi] by x.y = cosxy also,for those operation which are binary operations,check
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A binary operation is defined on a set R, of really numbers a*b=a+b+2. Find the: a) identity element under the operation * b) inverse of b under the operation *?
asked by Samba mambo on November 4, 2019 
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A binary operation * on the set of real numbers is defined by a*b= a+bab for a,b, c is belongs to R. i) show that the operation is associative. That is, (a*b)*c=a*(b*c) for all a,b,c belongs to R. ii) Find the value of 5*8 and
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A binary operation * is defined on the set R of real numbers by:a*b=a+b+ab where a, b € R.Calculate 5*(2)*5. Find the identity element if R under the operation *. Determine the inverse under * of a general element a € R.
asked by Anonymous on September 2, 2019

Math
A binary operation * is defined on the set R of real numbers by: a+b+ab where a, b€R .Calculate 5*(2)*5.Find the identity element of R under the operation*. Determine the inverse under * of a general element a €R
asked by Anonymous on September 3, 2019 
Maths
A binary operation x defined on the set of integers is such that m x n =m+n+mn for all the integers m and n. Find the inverse of 5 under the operation, if the Identity element is o?
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World History
Which operation led to the Allied forces breaking through the Gothic Line? A) Operation Overlord B) Operation Torch C) Operation Olive D) Operation Barbarossa
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Which operation led to the Allied forces breaking through the Gothic Line? Operation Olive Operation Torch Operation Overlord Operation Barbarossa A?
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What was the secret CIA operation to overthrow the Cuban Government called? Operation Seagull The Bay of Pigs operation Operation Mongoose Order 632 I think its operation mongoose?
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