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`        If A and B are two matrices such that B= -A-1 BA, then (A+B)2= ?`
2 years ago

## Answers : (1)

Arun
24739 Points
```							Dear Ishita B =  –A–1 BA hence AB= –BA now (A+B)2 = (A+ B)(A + B) = A2 + B2 + AB + BA  = A2 + B2 +AB – AB = A2 + B2   RegardsArun (askIITians forum expert)
```
2 years ago
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• 101 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions