CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

Simplify the following expression;
x(2x+3yz)+y2(3x+z2y)z(2x+3zy).


Your Answer
A
2y3+3xy2+2zy2+2x24z2+3xy+zy+3zx
Correct Answer
B
2y3+3xy2+zy2+2x23z2+3xy+zy3zx
Your Answer
C
2y33xy2+2zy2+2x23z2+3xy+zy3zx
Your Answer
D
2y3+3xy2+zy2+2x2+z2+3xy+zy3zx

Solution

The correct option is B 2y3+3xy2+zy2+2x23z2+3xy+zy3zx
Given expression is,
x(2x+3yz)+y2(3x+z2y)z(2x+3zy)
=2x2+3xyxz+3xy2+zy22y32zx3z2+zy
Grouping all the like terms together we get,
=2x2+3xy(zx+2zx)+3xy2+zy22y33z2+zy
=2y3+3xy2+zy2+2x23z2+3xy+zy3zx

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
View More



footer-image