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The absolute value of a complex number $z=a+b i$ is defined as $|z|=\sqrt{a^{2}+b^{2}}$. Geometrically, this is the distance from the point $(a, b)$ in the complex plane to the origin. For Find the absolute value of the complex number.$$1+9 i$$
Step 1
In this case, for the complex number $1+9i$, $a=1$ and $b=9$. Show more…
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The absolute value of a complex number $z=a+b i$ is defined as $|z|=\sqrt{a^{2}+b^{2}}$. Geometrically, this is the distance from the point $(a, b)$ in the complex plane to the origin. For Find the absolute value of the complex number. $$ 3-4 i $$
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The absolute value of a complex number $z=a+b i$ is defined as $|z|=\sqrt{a^{2}+b^{2}}$. Geometrically, this is the distance from the point $(a, b)$ in the complex plane to the origin. For Find the absolute value of the complex number. $$ 2-7 i $$
The absolute value of a complex number $z=a+b i$ is defined as $|z|=\sqrt{a^{2}+b^{2}}$. Geometrically, this is the distance from the point $(a, b)$ in the complex plane to the origin. For Find the absolute value of the complex number. $$ -6+8 i $$
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