=>(x+x+x+x)+(1/2+1/4+1/8+1/16)=1
=>4x+15/16=1
=>4x=1-15/16=1/16
=>x=1/16:4
=>x=1/64
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(x+1/2)+(X+1/4)+(x+1/8)+(x+1/16)=23/16
(x+1/2) + (x+1/4) + (x+1/8) + (x+1/16) = 23/16
Tìm x:
a, (x+1/2) + (x+1/4) + (x+1/8) + (x+1/16)=23/16
b, x*(1/2+1/3+1/6)=425
Tìm x biết ( x + 1/2 ) + ( x + 1/4 ) + ( x + 1/ 8 ) + ( x + 1/16 ) = 1
(x+1/2)+(x+1/4)+(x+1/8)+(x+1/16)=23/16
Tìm x?
Ai nhanh nhất mình đúng cho
(x+1/2) + (x+1/4) + (x+1/8)+(x+1/16)=23/16.tìm x.(loi giai nua nhe ai nhanh va dung nhat minh se tick!)
a) 1+4/3
b) 5/9 : 2/3
c ) 4/3-1/3x5/2
d) ( 3/2-3/8):1/2
e) 15/16 : 3/8 x 3/4
f) 7/19 x 1/3 x 7/19 x 2/3
g) 3/5x 8/27 x 25/3
h) 1/5 + 4/11 + 4/5 + 7/11
(x+1/2)+(x+1/4)+(x+1/8)+(x+1/16)=1 giup nhe!
x+1/16=1/3-1/4
x-5/12=1/3+1/4
x+1/2=4/5
x-1/6=1/2+1/3
x+1/8=1/2-1/3
bài tìm x