1) 1001 = 12^3 + 02^2 + 02^1 + 12^0 = 8 + 1 = 92) 1111 = 12^3 + 12^2 + 12^1 + 12^0 = 8 + 4 + 2 + 1 = 153) 1011101 = 12^6 + 02^5 + 12^4 + 12^3 + 12^2 + 02^1 + 12^0 = 64 + 16 + 8 + 4 + 1 = 934) 100110 = 12^5 + 02^4 + 02^3 + 12^2 + 12^1 + 02^0 = 32 + 4 + 2 = 385) 1111111001 = 12^9 + 12^8 + 12^7 + 12^6 + 12^5 + 12^4 + 12^3 + 02^2 + 02^1 + 12^0 = 512 + 256 + 128 + 64 + 32 + 16 + 8 + 1 = 10176) 0.01 = 02^0 + 02^-1 + 12^-2 = 0.25
1) 1001 = 12^3 + 02^2 + 02^1 + 12^0 = 8 + 1 = 9
2) 1111 = 12^3 + 12^2 + 12^1 + 12^0 = 8 + 4 + 2 + 1 = 15
3) 1011101 = 12^6 + 02^5 + 12^4 + 12^3 + 12^2 + 02^1 + 12^0 = 64 + 16 + 8 + 4 + 1 = 93
4) 100110 = 12^5 + 02^4 + 02^3 + 12^2 + 12^1 + 02^0 = 32 + 4 + 2 = 38
5) 1111111001 = 12^9 + 12^8 + 12^7 + 12^6 + 12^5 + 12^4 + 12^3 + 02^2 + 02^1 + 12^0 = 512 + 256 + 128 + 64 + 32 + 16 + 8 + 1 = 1017
6) 0.01 = 02^0 + 02^-1 + 12^-2 = 0.25