SOLUTION: How can I prove this?
4. If a=-a then a=0
1.(a raise to negative 1) raise to -1=a
2. (a/b) raise to -1= b/a
3.abc=0 -> a=0 b=0 or c=0
Thank you so much for helping
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-> SOLUTION: How can I prove this?
4. If a=-a then a=0
1.(a raise to negative 1) raise to -1=a
2. (a/b) raise to -1= b/a
3.abc=0 -> a=0 b=0 or c=0
Thank you so much for helping
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Question 627836: How can I prove this?
4. If a=-a then a=0
1.(a raise to negative 1) raise to -1=a
2. (a/b) raise to -1= b/a
3.abc=0 -> a=0 b=0 or c=0
Thank you so much for helping :) Answer by solver91311(16868) (Show Source):