Q1 H of 52 Page 131

Let’s resolve into factors:

12 + x-6x2


12 + x-6x2


=-(6x2-x-12)


=-(6x2-9x + 8x-12)


=-{3x(2x-3) + 4(2x-3)}


=-(3x + 4)(2x-3)


= (3x + 4)(3-2x)


∴ the factors of 12 + x-6x2 are (3x + 4)(3-2x)


More from this chapter

All 52 →
1 F

Let’s resolve into factors:

6m2-11mn-10n2


 1 G

Let’s resolve into factors:

7x2 + 48xy-7y2


 1 I

Let’s resolve into factors:

6 + 5a-6a2-45


 1 J

Let’s resolve into factors:

6x2-13x + 6