Calculate: 2sqrt(450)+9sqrt(12)-7sqrt(48)-3sqrt(98)

Expression: $2\sqrt{ 450 }+9\sqrt{ 12 }-7\sqrt{ 48 }-3\sqrt{ 98 }$

Simplify the radical expression

$30\sqrt{ 2 }+9\sqrt{ 12 }-7\sqrt{ 48 }-3\sqrt{ 98 }$

Simplify the radical expression

$30\sqrt{ 2 }+18\sqrt{ 3 }-7\sqrt{ 48 }-3\sqrt{ 98 }$

Simplify the radical expression

$30\sqrt{ 2 }+18\sqrt{ 3 }-28\sqrt{ 3 }-3\sqrt{ 98 }$

Simplify the radical expression

$30\sqrt{ 2 }+18\sqrt{ 3 }-28\sqrt{ 3 }-21\sqrt{ 2 }$

Collect like terms

$9\sqrt{ 2 }+18\sqrt{ 3 }-28\sqrt{ 3 }$

Collect like terms

$\begin{align*}&9\sqrt{ 2 }-10\sqrt{ 3 } \\&\approx-4.59259\end{align*}$