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chemmaj88
 3 years ago
At what POINTS is this function continuous..y=cosx/x...someone please explain to me how to solve these types of problems? is it whatever numbers make this an undefined problem?
chemmaj88
 3 years ago
At what POINTS is this function continuous..y=cosx/x...someone please explain to me how to solve these types of problems? is it whatever numbers make this an undefined problem?

This Question is Closed

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1i would say limit x>0 \[(\infty,0)\]\[(0,\infty)\]

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1but im a nub so dont trust me much

chemmaj88
 3 years ago
Best ResponseYou've already chosen the best response.0the book says all x except x=0 so yes ur on it, but like, do u just see this problem n knw, or do u go thru a guess n check process, what process do u go thru to get an answer for these types of problems?

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1well the denominator can never be 0

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1not much to guess at really

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1just means if x were zero

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1the value would be undefined

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1hence a hole in your graph

chemmaj88
 3 years ago
Best ResponseYou've already chosen the best response.0got it! ok i got one more...

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1well since it is a square root is can never be negative

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1so it would be \[(0,\infty)\]

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1the graph of a square root function looks like

chemmaj88
 3 years ago
Best ResponseYou've already chosen the best response.0the books answer is, all X greater than or equal to 3/2

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1to make the square root 0 x would have to be 3/2

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1hence its still not a negative

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1but since 3/2 make it the sqrt of 0 thats the limit

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1all other numbers have toi be greater then 3/2

chemmaj88
 3 years ago
Best ResponseYou've already chosen the best response.0so if u plug in 3/2 "sqrt(2(3/2)+3" this will equal 0?

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1yes because the 2's cancel

chemmaj88
 3 years ago
Best ResponseYou've already chosen the best response.0got it! so on these types of problems are u really just looking for w/e numbers will make it undefined?

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1and if you cannot make it undefined

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1its continuous from inf to +inf

ChrisV
 3 years ago
Best ResponseYou've already chosen the best response.1ok well you have a good one, gotta get some rest now
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