Question

calculati:√100 x√16-√144 si 3 x√225+12√121-√169

Answer 1

10x4-12=40-12=28 si 3x15+12x11-13=45-13+132=164

Answer 2

√100 x√16-√144
=10×4-12
=40-12
=28

3×√225+12√121
=3×15+12×11
=45+132
=177