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If a= 5i-j-3k and b = i-3j+5k then the angle between a+b and a-b is.. | cuet maths pyqs solution
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4 months ago
If a= 5i-j-3k and b = i-3j+5k then the angle between a+b and a-b is.. | cuet maths pyqs solution
![If A= [[2,3],[4,5]], B= [[3,4],[7,2]], C= [[1,0],[0,7]], then verify that (AB) C = A (BC).](http://i.ytimg.com/vi/E2p69vSffkQ/mqdefault.jpg "If A= [[2,3],[4,5]], B= [[3,4],[7,2]], C= [[1,0],[0,7]], then verify that (AB) C = A (BC).")
