Question

simplify root 72+ root 98​

Answer 1

Step-by-step explanation:

$\sqrt{72} + \sqrt{98} \\ 2 \sqrt{2} \times \sqrt{9} + \sqrt{2} \times \sqrt{49 } \\ 6 \sqrt{2} + 7 \sqrt{2} \\ \sqrt{2} (6 + 7) \\ \sqrt{2} \times 13 \\ 1.414 \times 13 = 18.382$