exam
Maths Puzzle
Numerical Ability
10/x^2-2x + 4/x = 5/x-2
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exam Other Question
hope someone could help
(-i)^4 "i" is an imaginary number
What is the correct solution?
1. i
2. -i
3. 1
4. -1
the sum of the digits of a three digit number is 11. if the first and last digits are interchanged, the new number is greater than the original number by 594. if the tens and the u