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Here is the list.
- Consider two functions $f(x)=x+3$ and $\displaystyle g(x)=\frac{x^2-9}{x-3}$. Is $f=g$? (See the details)
- What is the value of $\pi$? (See the details)
- Its about the square root (See the details)
- Is it difficult to answer? 1−−−0.999… (See the details)