MOUNIA93
Answered

Bonjooooour tout le monde
A= √ 63+2√ 7-5√ 28
B=√ √ 5+2×√√5-2
C=3√75-2√3-4√12

Sagot :

A = 65,24782242
B = 3,934977192
C = 4,197066334