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Are the functions are same?

3 Hits, Last modified: 5 months ago

two functions $f(x)=x+3$ and $\displaystyle g(x)=\frac{x^2-9}{x-3}$. Is $f=g$? ===== Answer ===== <WRAP... write a real valued function $\displaystyle g(x)=\frac{x^2-9}{x-3}$, then it doesn't give any output for... pt $3$.\\ We can write $$\begin{array}{ll} g(x)&=\frac{x^2-9}{x-3}\\ &=x+3 \hbox{ when } x\neq 3. \end{a

What is the value of pi?

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t is the value of $\pi$? * (A) 3.1415 * (B) $\frac{22}{7}$ * (C) $\frac{333}{160}$ * (D) None of these ✔ ===== Answer ===== <WRAP center round red 70

Its about square root

1 Hits, Last modified: 5 months ago

\sqrt{x}$, then it is clear $x\geq0$. Also this is not a good thing to write $\sqrt{x}=x^{\frac{1}{2}}$.