if 2 X + 3 Y is equal to 11 and X Y is equal to minus 1 find the value of bracket open 2 x -3 Y bracket close whole square
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we apply the formula.
(a-b)^=(a+b)^-4ab. (^=square of the digit)
(2X-3Y)^=(2X+3Y)^-4
we apply the formula.
(a-b)^=(a+b)^-4ab. (^=square of the digit)
(2X-3Y)^=(2X+3Y)^-4
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