exam
Maths Puzzle
Numerical Ability
If P = 7y + 2xy - 6x and Q = 5 - 7y, find the value of 3P - 4Q. Please help I am very confused on this one. Please Help Me
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$800 at 5% annual interest, compounded semiannually, for 7 years.
(X^2 Y^4) ^1/^2