Factorise: 4a2 - 9b2 - 2a - 3b from Mathematics Polynomials
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    Polynomials

    Multiple Choice QuestionsShort Answer Type

    231. Factorise:  straight x squared plus 3 square root of 3 straight x end root plus 6
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    232. Factorise: x4 + 4x2 + 3
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    233.  Factorise: x6 - y6
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    234. Factorise: 4a2 - 9b2 - 2a - 3b

    Solution not provided.

    Ans. (2a + 3b) (2a - 3b - 1)

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    235. Find the value of x3 + y3 - 12xy + 64, when x + y = -4. 
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    236. Without finding the cubes, factorise and find the value of:  

    open parentheses 1 fourth close parentheses cubed plus open parentheses 1 third close parentheses cubed minus open parentheses 7 over 12 close parentheses cubed
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    237. If x + y + z = 1, xy + yz + zx = -1 and xyz = -1, find the value of x3 + y3 + z3.
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    238. Factorise: a12y4 - a4y12.
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    239. If a + b = 10 and a2 + b2 = 58, find the value of a3 + b3. 
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    240. Factorise: 27a3 + 8b3 + 54a2b + 36ab2.
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