wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Find the expansion of
(3x+1)(3x+2)(3x+5)

A
27x3+72x2+51x+10
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
27x372x2+51x+10
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
27x3+72x251x+10
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
None of these
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 27x3+72x2+51x+10
(3x+1)(3x+2)(3x+5)

=(9x2+6x+3x+2)(3x+5)

=(9x2+9x+2)(3x+5)

=27x3+45x2+27x2+45x+6x+10

=27x3+72x2+51x+10


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