Simplifier puis calculer les expressions suivantes
A = (7-24 x 7-26 x75¹)²;
D=
2'×3¹
3³x2²
B= (5x 55)³
E = 5¹²×10 ³×3
10³×3×5"
C3
C = (2x3)5 x 3³ x2x24x3¹
F = 8x(7x5)³x
5² ×7³
7x55x(72)²