Question

Last 1 I promise

Multiply:

(2sqrt7-6sqrt6)(5sqrt7+15sqrt6)

Answer 1

\[(2\sqrt{7}-6\sqrt{6}) * (5\sqrt{7} + 15\sqrt{6})\]

Answer 2

-469.9999999999999

Answer 3

the answer has to be in radical form

Answer 4

in radical form. the answer is -470

Answer 5

\[(10*7)+30\sqrt{42}-30\sqrt{42}-(90*6)\]
\[70-540\]
\[-470\]