Question

Calcule :
A) 7 ¯² =
B) 5¯³
C)2¯⁴
D) 2¯5
E) (-3) ¯²=
F) - (-3) ¯² =​

Answer 1

a)(1/7)^2=1/49

b)(1/5)^3=1/125

c)(1/2)^4=1/16

d)(1/2)^5=32

e)(1/-3)^2=1/9

f)+3^-2=(1/3)^2=1/9