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OpenStudy (anonymous):
help?
OpenStudy (saifoo.khan):
Lala to rescue!
OpenStudy (saifoo.khan):
\[x \sqrt{x-4}=-1\]
OpenStudy (saifoo.khan):
like that
OpenStudy (saifoo.khan):
?
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OpenStudy (anonymous):
noo lozl solve for x
radical x-4=-1
OpenStudy (saifoo.khan):
x-4 = 1
x = 5
OpenStudy (saifoo.khan):
Right
OpenStudy (anonymous):
\[\sqrt{x-4}=-1\]
OpenStudy (anonymous):
now you have to confirm the solutions solve the original question
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OpenStudy (anonymous):
yaay u guyz are so smart hahaha
OpenStudy (lalaly):
your awesome kiss69fist23 :D:D
OpenStudy (saifoo.khan):
Agree^
OpenStudy (anonymous):
thing is a radical cannot give a negative result unless there is a complex number under the radical
OpenStudy (anonymous):
teehee yaaay
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OpenStudy (anonymous):
seems like you're enjoying this material - good for you !
OpenStudy (lalaly):
im enjoying this thread lol
OpenStudy (anonymous):
math is fun !
OpenStudy (lalaly):
\[\huge{WOHOOOOO}\]
OpenStudy (anonymous):
so did you learn about complex numbers kiss69fist23 ?
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OpenStudy (anonymous):
im enjoyin it toooooo yaaaaaaay
OpenStudy (anonymous):
btw, you realize that 69/23 is 3 so you can reduce your username to just
kiss3fist
myininaya (myininaya):
no real solution
OpenStudy (anonymous):
exactly. thats why I was asking if complex numbers as answers are possible here
myininaya (myininaya):
\[\sqrt{x-4}=-1\]
y=(x-4)^(1/2) is above the x-axis
y=-1 is below
no intersection
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OpenStudy (anonymous):
yep - myininaya, you are right !
OpenStudy (anonymous):
Mam Myninaya and sir fiddle are here to help you ............... they are going right i think hence i am not posting my whole solution since it would be better to learn instead of learning the answers