27x^3-27/2x^2y+9/4xy^2-y/8^3
please factorise
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— Example 8 : Common factor of x2y and – xy2 is xy. ... 2. – 9. 9 y. (v) x4 – 256 . Solution. : (i) 21x2y3 + 27x3y2. = 3 ... 2y + 3 = 11, which is true only if y = 4. ... (a) x2 +9 + 27x.
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