(2.x-3)4=625
(2.x - 3 ) 4 = 54
2.x - 3 = 5
2.x = 5 + 3
2.x = 8
x = 8 : 2
x = 4
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21 tháng 8 2023 lúc 14:56
a) 3\(^{x-1}\)+3\(^x\)+3\(^{x+1}\)=1053
b) 5\(^{x-2}\).5\(^x\).5\(^{x+2}\).5\(^{x+4}\)= 625
giúp mình nha
3x+2+3x+3=108
254x+3. 1252x+4=6254
(2x-1)4=625
32.x+1.11=2673
5x.(5^3)^2=625
(12/25)^x=(3/5)^2+(3/5)^4
27<813 : 8x<243
128:4 + 625 : 125 - 3 x 32
Đ; 2x+2.4=1024
E; 3x2.3=37:9
F (3x-1)3=625:5
Tim x biet
A, 2x +23x = 625
B, (2^2+4^2) x + 2^4 ×5 ×x =100
C, (3x + 1)^2 = 6^2 + 8^2
D, (7x -11)^3 = 7^2 × 5^2 - 15^2
E, (2x- 1)^4 = 3× (3^2+4^3+2)
a; 2^x . 16 = 128
b; 3^x : 9 = 27
c; ( 2 . x + 1) ^3 =27
d; ( x . 2 )^2= ( x . 2)^4
e; 2^x . 4 = 128
f; 85^x . 17^x= 625
g; ( x - 2)^4 = 4096
h; 3^x-1+5 . 3^x-1 = 162
580:(x-24)=329-150:2
24 * x -32 * x = 145-225:51
5x + 1 = 625