Advertisements
Advertisements
Question
Factorise the following expression.
p2 + 6p + 8
Sum
Advertisements
Solution
p2 + 6p + 8
It can be observed that 8 = 4 × 2 and 4 + 2 = 6
= p2 + (4 + 2) p + 4 × 2
= p2 + 4p + 2p + 4 × 2
= p (p + 4) + 2 (p + 4)
= (p + 4) (p + 2)
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise the following expression.
4x2 − 8x + 4
Factorise.
(l + m)2 − (l − m)2
Factorise the expression.
ax2 + bx
Factorise the expression.
2x3 + 2xy2 + 2xz2
Factorise the expression.
(lm + l) + m + 1
Factorise.
x4 − (y + z)4
Factorise.
x4 − (x − z)4
Factorise the given expression.
q2 − 10q + 21
Factorise the given expression.
p2 + 6p − 16
Factorise the following by taking out the common factor
3y3 – 48y
