Question

7/8 * √5 целых 11/49 - 1,5 * √7 целых 1/9

Answer 1

$frac{7}{8}* sqrt{ frac{256}{49} }-1,5* sqrt{ frac{64}{9} }= frac{7}{8}* frac{16}{7}-1,5* frac{8}{3}=2-4=-2$