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\left(\frac{3-3}{\sqrt{2}}+\frac{4+\sqrt{9}}{\sqrt{2}}\right)^{2}
Calculate the square root of 9 and get 3.
\left(\frac{0}{\sqrt{2}}+\frac{4+\sqrt{9}}{\sqrt{2}}\right)^{2}
Subtract 3 from 3 to get 0.
\left(0+\frac{4+\sqrt{9}}{\sqrt{2}}\right)^{2}
Zero divided by any non-zero term gives zero.
\left(0+\frac{4+3}{\sqrt{2}}\right)^{2}
Calculate the square root of 9 and get 3.
\left(0+\frac{7}{\sqrt{2}}\right)^{2}
Add 4 and 3 to get 7.
\left(0+\frac{7\sqrt{2}}{\left(\sqrt{2}\right)^{2}}\right)^{2}
Rationalize the denominator of \frac{7}{\sqrt{2}} by multiplying numerator and denominator by \sqrt{2}.
\left(0+\frac{7\sqrt{2}}{2}\right)^{2}
The square of \sqrt{2} is 2.
\left(\frac{7\sqrt{2}}{2}\right)^{2}
Anything plus zero gives itself.
\frac{\left(7\sqrt{2}\right)^{2}}{2^{2}}
To raise \frac{7\sqrt{2}}{2} to a power, raise both numerator and denominator to the power and then divide.
\frac{7^{2}\left(\sqrt{2}\right)^{2}}{2^{2}}
Expand \left(7\sqrt{2}\right)^{2}.
\frac{49\left(\sqrt{2}\right)^{2}}{2^{2}}
Calculate 7 to the power of 2 and get 49.
\frac{49\times 2}{2^{2}}
The square of \sqrt{2} is 2.
\frac{98}{2^{2}}
Multiply 49 and 2 to get 98.
\frac{98}{4}
Calculate 2 to the power of 2 and get 4.
\frac{49}{2}
Reduce the fraction \frac{98}{4} to lowest terms by extracting and canceling out 2.