whitakers87
20.02.2020 •
Mathematics
Which choice is equivalent to the expression below? square root of -81
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Ответ:
Step-by-step explanation:
We have been given an expression
Now we need to simplify and check which choice matches with simplified form of .
You missed to provide the choices but still we simplify that.
When there is negative sign inside square root then we replace that by "i" iota.
Hence final simplified form is
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Ответ:
x=13
Step-by-step explanation:
3/5 (x+2)=x-4