Advertisement Remove all ads

Factorise: X2 + 5xy + 4y2 - Mathematics

Sum

factorise: x2 + 5xy + 4y2 

Advertisement Remove all ads

Solution

x2 + 5xy + 4y2 

= x2 + 4xy + xy + 4y2

= x(x + 4y) + y (x + 4y)

= (x + 4y)(x + y)

Concept: Factorisation by Grouping
  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 13 Factorisation
Exercise 13 (D) | Q 6 | Page 161
Advertisement Remove all ads
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×