Advertisements
Advertisements
Question
Factorise completely: 2a2b2 - 98b4
Sum
Advertisements
Solution
2a2b2 - 98b4 = 2b2 (a2 - 49b2)
= 2b2 [(a)2 - (7b)2]
= 2b2 (a + 7b)(a - 7b)
shaalaa.com
Factorising Completely
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Factorise completely: ax2 - ay2
Factorise completely: a4 - b4
Factorise completely: x2 - y2 - 3x - 3y
Factorise completely: x2 - y2 - 2x + 2y
Factorise completely: 3x2 + 15x - 72
Factorise completely: 3x2y + 11xy + 6y
Factorise completely: a2 + 2ab + b2 - c2
Factorise completely: x2 + 6xy + 9y2 + x + 3y
Factorise completely: 4a2 -12ab + 9b2 + 4a- 6b
Factorise completely:
a2 − 16b2 − 2a − 8b
