Math, asked by rajat1426, 10 months ago

Verify a×b=b×a / a=-3/4 b=-12/5

Answers

Answered by hemantathakuria13
3

Answer:

|a×b| =|(-3/4) ×(-12/5)|=|3/5|=3/5

|a|×|b|= |-3/4|×|-12/5|= 3/4×12/5=3/5

thus,it is verified that |a×b|=|a|×|b|

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