A x 2 = 1 + 1/2+1/4+1/8+1/16+1/32
A x 2 - A = (1 + 1/2+1/4+1/8+1/16+1/32 ) - ( 1/2+1/4+1/8+1/16+1/32 +1/64)
A = 1 - 1/64
A = 63/64
A x 2 = 1 + 1/2+1/4+1/8+1/16+1/32
A x 2 - A = (1 + 1/2+1/4+1/8+1/16+1/32 ) - ( 1/2+1/4+1/8+1/16+1/32 +1/64)
A = 1 - 1/64
A = 63/64
1. tinh nhanh: 1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64 + 1/128
2. tim x: ( x + 1/2 ) + ( x +1/4 ) + ( x + 1/8 ) + ( x + 1/16 ) = 1
tinh nhanh
1/4+1/8+1/16+1/32+1/64+1/128
tinh nhanh
H = 1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64 + 1/128 + 1/256
Thằng nào làm được mỗi ngày tớ cho 1 tích
tinh nhanh tong sau 1 phan 2 cong 1 phan 4 cong 1 phan 8 cong 1 phan 10 cong 1 phan 16 cong 1 phan 32 cong 1 phan 64 cong 1 phan 128
tinh tong banh cach nhanh nhat
A= 1/2 +1/4+1/8+1/16+1/32+1/64+1/128+1/256
GIAI CHI TIET GIUM NHE
Tính nhanh :
1/2+1/4+1/8+1/16+1/32+1/64
cac ban giai giup minh bai nay voi , nhanh nha minh dang can gap
1/2+ 1/4 +1/8 + 1/16 + 1/32 + 1/64
tinh bang cach thuan tien nhat mha
tính nhanh : 1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64
tính nhanh:1/2+1/4+1/8+1/16+1/32 +1/64