Q3 of 52 Page 131

Let’s resolve into factors:

ax2-(a2-2)x-2a


ax2-(a2-2)x-2a

=ax2-a2x + 2x-2a


=ax(x-a) + 2(x-a)


=(ax + 2)(x-a)


∴ the factors of ax2-(a2-2)x-2a are (ax + 2)(x-a)


More from this chapter

All 52 →
3 B

Let’s resolve into factors:

x2 + 2ax + (a + b)(a-b)


 3 C

Let’s resolve into factors:

ax2-(a2 + 1)x + a


 3 D

Let’s resolve into factors:

ax2 + (a2-1)x-a


 3 F

Let’s resolve into factors:

a2 + 1-