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Ash90
 one year ago
simplify the expression
(x^210x+25)^1/2
Ash90
 one year ago
simplify the expression (x^210x+25)^1/2

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Ash90
 one year ago
Best ResponseYou've already chosen the best response.0i have (x5)^2=((x5)^2)1/2=(x5) then i do [5, infinity) but the answer is wrong

goformit100
 one year ago
Best ResponseYou've already chosen the best response.0Use multinomial theorem.

Ash90
 one year ago
Best ResponseYou've already chosen the best response.0i have x5 and for my domain answer i put...

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2why ?? why can x not be less than 5 ?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2whats the domain of x5 ?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2what if x= 3 is that allowed value ?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2note that x5 does not place any restrictions on x

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.1The simplified form is x  5.

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.1The domain of that should be all real numbers. x^2  10x + 25 is always positive, so you can input everything.

Ash90
 one year ago
Best ResponseYou've already chosen the best response.0yes everything like infinity to positive infinity

Ash90
 one year ago
Best ResponseYou've already chosen the best response.0oh see i had the left with a bracket so that was wrong

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.1Do you need the range as well?

Ash90
 one year ago
Best ResponseYou've already chosen the best response.0after i had messed it up i just started guessing

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.1OK, so the simplification is x  5. Do you know what the range of any absolute value function is?

Ash90
 one year ago
Best ResponseYou've already chosen the best response.0the range would be [5, positive ) right?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2nopes, the range of x is x>=0
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