Q1 I of 52 Page 131

Let’s resolve into factors:

6 + 5a-6a2-45


=-(6a2-5a-6)
= - (6a2-9a + 4a-6)


= - [3a(2a-3) + 2(2a-3)]


= - (3a + 2)(2a-3)


= (3a + 2)(3-2a)


∴ The factors of 6 + 5a-6a2 is (3a + 2)(3-2a).


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