Question

me ajudem (5√124)×2√47

Answer 1

.
$(5 \sqrt{124} )\times(2 \sqrt{47} )= \\ \\ (5 \sqrt{2^2.31} )\times(2 \sqrt{47} )= \\ \\ (5.2 \sqrt{31} )\times(2 \sqrt{47} )= \\ \\ 10 \sqrt{31} \times2 \sqrt{47} = \\ \\ 10.2 \sqrt{31.47} \\ \\ 20 \sqrt{1457}$