Mathematics · Algebra
Simplify the expression: (3z - 9y)2 + (9z + 3y)2 - 81z2
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 112z2 + 97y2
- 20z2 + 95y2
- 39z2 + 90y2✓
- 413z2 + 100y2
Correct answer
9z2 + 90y2
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Algebra MCQs →Want more practice questions on Algebra?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Algebra