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donnie1999
 one year ago
HELP ME PLEASE!!!
Solve the equation x^2 = 64 for x
I got the answer 8 but i'm not sure if that's wright.
@skullpatrol
donnie1999
 one year ago
HELP ME PLEASE!!! Solve the equation x^2 = 64 for x I got the answer 8 but i'm not sure if that's wright. @skullpatrol

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[x^2 = 64 \implies x = \pm 8\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\(\pm\) means plus minus \(\pm8\) is defined as \(+8,8\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0to see why, test what is \((8)^2\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Sorry to confuse you donnie, yes what jenny said :)

donnie1999
 one year ago
Best ResponseYou've already chosen the best response.0@jenny1994 so would the answer be 8,8

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0batman gave you your answer, it's \pm8 or 8,8 if you're only given positive choices, then it's just 8

donnie1999
 one year ago
Best ResponseYou've already chosen the best response.0lol that's what I thought it was since the begging
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