if (x-2y+3z) is one factor of (x^2-4xy-9z^2+4y^2) then what is the another factor?
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if (x-2y+3z) is one factor of (x^2-4xy-9z^2+4y^2) then what is the another factor?
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(a) 49x^2 + 4y^2, to make it perfect square we can write it as follows: 49x^2 + 4y^2 = (7x)^2 + (2y)^2 Now Suppose 7x =a; 2y = b, So it becomes a^2 + b^2. Now, if we wil add 2ab to i
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