T= (½)-³+(-²/5)-²+(⁴/7)-¹
Respuestas a la pregunta
Contestado por
0
Saludos
(a/b)^-n = (b/a)^n (a/b)^n = (a^n)/(b^n)
(1/2)^-3 = (2/1)^3 = 2^3 = 8
(-2/5)^-2 = (-5/2)^2 = (-5)^2 / (2)^2 = 25/4
(4/7)^-1 = 7/4
(1/2)^-3 + (-2/5)^-2 + (4/7)^-1 =
8 + 25/4 + 7/4 = 8 + 32/4 = 8 + 16/2 = 8 + 8 = 16
R/ 16
(a/b)^-n = (b/a)^n (a/b)^n = (a^n)/(b^n)
(1/2)^-3 = (2/1)^3 = 2^3 = 8
(-2/5)^-2 = (-5/2)^2 = (-5)^2 / (2)^2 = 25/4
(4/7)^-1 = 7/4
(1/2)^-3 + (-2/5)^-2 + (4/7)^-1 =
8 + 25/4 + 7/4 = 8 + 32/4 = 8 + 16/2 = 8 + 8 = 16
R/ 16
Otras preguntas