Advertisements
Advertisements
प्रश्न
Factorise the expression.
7p2 + 21q2
बेरीज
Advertisements
उत्तर
7p2 + 21q2
= 7 × p × p + 3 × 7 × q × q
7 (p2 + 3q2)
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Factorisation - EXERCISE 12.2 [पृष्ठ १५१]
APPEARS IN
संबंधित प्रश्न
Factorise the following expression.
(l + m)2 − 4lm (Hint: Expand (l + m)2 first)
Factorise.
25a2 − 4b2 + 28bc − 49c2
Factorise the expression.
ax2 + bx
Factorise the expression.
y (y + z) + 9 (y + z)
Factorise the expression.
5y2 − 20y − 8z + 2yz
Factorise the expression.
10ab + 4a + 5b + 2
Factorise the expression.
6xy − 4y + 6 − 9x
Factorise.
x4 − (x − z)4
Factorise the given expression.
p2 + 6p − 16
Factorise the following expression:
2a² + 4a²b + 8a²c
