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satellite73 2 years ago if $$f(x)$$ is undefined at $$x=a$$ then $$\int_a^bf(x)dx=\lim_{t\to a}\int_t^bf(x)dx$$

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1. satellite73

and also for any function $$f$$ $\int_a^{\infty}f(x)dx=\lim_{t\to \infty}\int_a^tf(x)dx$

2. Romero

False!

3. satellite73

i lie a lot

4. Romero

What if the function is undefined both at a and b?

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