Question

$12 times frac{ sqrt{51} }{10}$

Answer 1

$12* frac{ sqrt{51} }{10} = frac{12 sqrt{51} }{10} = frac{2*6 sqrt{51} }{2*5} = frac{6 sqrt{51} }{5}$

Answer 2

Спасибо дорогой)