CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Factorize each of the following algebraic expression:
9z2 − x2 + 4xy − 4y2

Open in App
Solution

9z2-x2+4xy-4y2=9z2-(x2-4xy+4y2)=9z2-[x2-2×x×2y+(2y)2]=(3z)2-(x-2y)2=[3z-(x-2y)][3z+(x-2y)]=(3z-x+2y)(3z+x-2y)=(x-2y+3z)(-x+2y+3z)

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Method of Common Factors
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon