2x + 1 = 125
2x = 125 - 1
2 . x = 124
x = 124 : 2
x = 62
( 2x + 1 ) = 125
2x = 125 - 1
2x = 124
x = 124 : 2
x = 62
( 2x + 1) = 125
2x = 125 - 1
2x = 124
x = 124 : 2
x = 62
2x + 1 = 125
2x = 125 - 1
2 . x = 124
x = 124 : 2
x = 62
( 2x + 1 ) = 125
2x = 125 - 1
2x = 124
x = 124 : 2
x = 62
( 2x + 1) = 125
2x = 125 - 1
2x = 124
x = 124 : 2
x = 62
Tìm x
a, ( 2x + 1 )³ = 125
b, ( 2x - 1 )³ = 125
c, 4x³ + 15 = 19
d, ( x + 1 )² = 4
e, ( x - 1 )³ = 64
f, ( x - 1 )² = 25
g, ( 2x - 1 )⁵ = x ⁵
tìm x biết: a) (2x-1)4=16 b) (2x+1)=125
(2x+1)³=125
(2x-1)tất cả mũ 4=16
(2x+1)tất cả mũ 3=125
(2x-1)^3=125
(2X+1)^3=125
Tìm số tự nhiên x, biết:
a) ( 2 x + 1 ) 3 = 27 ;
b) ( 2 x - 1 ) 3 = 125
TTìm số nguyên x, biết: a) 262 + ( 2x - 123)= 283; b) 63 - ( - 51 + 3x) = 237 c) - ( 2x + 24) + 211 = -123 d) 125 - ( 125 - x) + 22+ 3x) = 237 c) - ( 2x + 24) + 211 = -123 d) 125 - ( 125 - x) + 22
( 2x - 1) mũ 3 = 125
b) (2x + 1)3= 125