Math, asked by rajju4, 1 year ago

a = 9-4root5. find the value of a-a/1

137AMU: is the question correct the Ans will be 0
137AMU: a-a/1=0

Answers

Answered by ishratmulani123
2
I think......
9-4√5- 9-4√5/1. = -8√5.
137AMU: the sign changes when u multiply by -
137AMU: so u will answer as 0
ishratmulani123: I don't understand what you want to tell
137AMU: see for example if u multiply x+y with - u will get answer as -x-y and not -x+y
137AMU: both sign changes
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