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f(x)=x|x| Show that f'(0) exists.
Let T= {ti: i exists in N} and S be sets that T is denumerable and there exists a surjection f: T->S. Show that there exists an
1 answer
asked by
Alanna
460 views
PlEASE HELP ME!!! I WOULD GREATLY APPRECIATE IT!!!!
Find the least upper bound (if it exists) and the greatest lower bound (if it
1 answer
asked by
Anonymous
487 views
limit of (x*(y-1)^2*cosx)/(x^2+2(y-1)^2) as (x,y)->(0,1).
By evaluating along different paths this limit often goes to 0. This
0 answers
asked by
Jim
648 views
Let the sets S = {(n, m) ∈ N × N: n + m = 10} and π1 (S) = {n:
there exists m ∈ N such that (n, m) ∈ S}. (Note that π1
1 answer
asked by
Michelle
477 views
Let the sets S = {(n, m) ∈ N × N: n + m = 10} and π1 (S) = {n:
there exists m ∈ N such that (n, m) ∈ S}. (Note that π1
0 answers
asked by
eric
466 views
No adequate dictionary of the entire English language exists untill the middle of the eighteenth century.
what correction should
3 answers
asked by
kayci
736 views
Find if the limit exists.
lim tan(x)/x x->0 Please show how you determined this. Thanks!
1 answer
asked by
Liz
395 views
Let R be a ring. The center of R is the set C= {x exists in R| ax=xa for all a in R}. Show that C is a subring of R.
1 answer
asked by
Mary
454 views
f(x)=x|x|
Show that f'(0) exists. What is the value? I don't know how to work with the absolute solving for f'(x) with first
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asked by
T
455 views
Use Rolle's Theorem to show that between any two roots of ( x-1)sinx=o there exists at least one of tanx=1-x
5 answers
asked by
Workina
484 views