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Mathematics 18 Online
OpenStudy (kmullis6):

Help please!

OpenStudy (kmullis6):

jagr2713 (jagr2713):

alg2 or geo and can you send the written form of this so i can get the square root symbol

OpenStudy (kmullis6):

No i cant because the symbol's aren't able to be copied /: this is algebra 1

OpenStudy (wolf1728):

√ You can make the square root symbol by holding ALT Key and typing 251

jagr2713 (jagr2713):

ty

OpenStudy (wolf1728):

u r welcome √

OpenStudy (anonymous):

The area of a rectangle , \(A\) is given by \(A=l\times w\). So then we proceed: \[A=l\times w \\ A=\sqrt[3]{81}\times 3^{\frac{2}{3}}\] By applying some power laws, by viewing \(3^{2/3}=(3^2)^\frac{1}{3}\), and by viewing \(\sqrt[3]{81}=81^\frac{1}{3}\), we may develop our equation further. So: \[A=81^\frac{1}{3}\times (3^2)^\frac{1}{3} \\ A=(81\times3^2)^\frac{1}{3} \\ A=(9^2\times9^1)^\frac{1}{3} \\ A=(9^3)^\frac{1}{3} \\ A=9^\frac{3}{3} \\ A=9^1 \\ A=9 inches^2\] So therefore our answer is 9

OpenStudy (kmullis6):

Ok, thanks so much! :D

OpenStudy (anonymous):

By the way, the square root is created by typing : "\sqrt{}", typing what you want in the curly braces, then by adding a \] to the end of the \sqrt{} and a \[ to the left of the \sqrt{}

OpenStudy (anonymous):

@wolf1728 @jagr2713 That computer language is called "Math Jax" or "LaTex" and it helps to learn it. With it, you can type complex equations like: \[\sqrt[8]{\frac{\frac{d}{dt}y(t)-\prod_{n=1}^5{\frac{n!}{n^n-n}}}{\sum^\infty_{\sigma=3}{\int^t_\sigma \Psi(\xi)d\xi}}}=\frac{d^2}{dt^2}y^\beta(t)\]

OpenStudy (anonymous):

Now, that is definitely a mouthful right there.

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