Question

Show that a null function is zero at each point of continuity, so that a continuous...

Show that a null function is zero at each point of continuity, so that a continuous null function is identically zero.

Homework Answers

Answer #1

Please feel free to ask any doubts regarding the solution and please rate positively.

Kind regards.

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
1a. Using the e − δ definition of continuity, show that the absolute value function f(x)...
1a. Using the e − δ definition of continuity, show that the absolute value function f(x) = |x| is continuous at every point a. 1b. Use the e−δ defintion of continuity to prove that any linear function f(x) = mx+b (with m, b constants) is continuous at every point a. (You should be able to find a formula for δ in terms of e, and the slope m.)
Prove that if f(x) is a continuous function and f(x) is not zero then g(x) =...
Prove that if f(x) is a continuous function and f(x) is not zero then g(x) = 1/f(x) is a continuous function.   Use the epsilon-delta definition of continuity and please overexplain and check your work before answering.
show that any polynomial is continuous on R using the epsilon-delta definition of continuity (not the...
show that any polynomial is continuous on R using the epsilon-delta definition of continuity (not the limit definition)
Continuity, differentiability questions: • Give an example of a function f: R → R that is...
Continuity, differentiability questions: • Give an example of a function f: R → R that is continuous everywhere on its domain but has at least one point at which it is not differentiable. • Give an example of a function f: R → R that is not continuous at 0.
1.Using only the definition of uniform continuity of a function, show that f(z) = z^2 is...
1.Using only the definition of uniform continuity of a function, show that f(z) = z^2 is uniformly continuous on the disk {z : |z| < 2}. 2. Describe the image of the circle |z-3| = 1 under the mapping w = f(z) = 5-2z. Be sure to show that your description is correct. Please show full explaination.
give an example of a continuous and differentiable function at a point x = a, with...
give an example of a continuous and differentiable function at a point x = a, with a null derivative at this point, f '(a) = 0, and that f has neither a maximum nor a minimum at x = a
Continuity and the derivative: 1A) Show that there exists a real root of the equation in...
Continuity and the derivative: 1A) Show that there exists a real root of the equation in this interval: cos(root x) = e^x-2 [0.1] 1B) If f(x) is a continuous function (on the reals) that has only one root at x=2, and if f(4)>0, can f(3)<0? Explain.
Use the ε-δ-definition of continuity to show that if f, g : D → R are...
Use the ε-δ-definition of continuity to show that if f, g : D → R are continuous then h(x) := f(x)g(x) is continuous in D.
A function f : A −→ R is uniformly continuous and its domain A ⊂ R...
A function f : A −→ R is uniformly continuous and its domain A ⊂ R is bounded. Prove that f is a bounded function. Can this conclusion hold if we replace the "uniform continuity" by just "continuity"?
Let f : R → R be a continuous function which is periodic. Show that f...
Let f : R → R be a continuous function which is periodic. Show that f is bounded and has at least one fixed point.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT