Factorise :
24a3 + 37a2 - 5a
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Given,
= 24a3 + 40a2 - 3a2 - 5a
= 8a2(3a + 5) - a(3a + 5)
= (8a2 - a)(3a + 5)
= a(8a - 1)(3a + 5).
Hence, 24a3 + 37a2 - 5a = a(8a - 1)(3a + 5).
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5 - x(6 - x) in the form of factors is :
(1 - x)(5 + x)
(1 + x)(5 + x)
(1 - x)(5 - x)
(1 + x)(5 - x)
1 - 2a - 3a2
3 - a(4 + 7a)
(2a + b)2 - 6a - 3b - 4