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Maths Puzzle
Numerical Ability
find three consecutive odd integers such that the sum of the first three exceeds twice the fourth by 5.
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book Other Question
what is the exact value of 6cos(-61pie/6) - 2sin(13pie/4)
can you please answer and explain step by step to this problem
12-[20-2(6 to the second power, divided by 3x2 to the second power)]