exam
Maths Puzzle
Numerical Ability
h(x)={x+2 if x <-2
2x-1 if x less than or equal to -2
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exam Other Question
solve for |x|+|y|=5
1)What is the inverse element of 7 under the binary operation "x" defined on the set of real numbers.
2) The binary operation * is defined on the set {0,1,2,3} as a*b=a^2-b^2+ab.