Question

2^x+3-2^x+2-2^x+1=64 ajutor va rog ​

Answer 1

Răspuns:

x=5

Explicație pas cu pas:

2^x+³-2^x²-2^x+¹=64

2^×+³=2^x+2³

2^x+²=2^x+2²

2^x+¹=2^x+2¹

2^x+2³-2^x+2²-2^x2¹=

2^x(2³-2²-2¹)=

2^x(8-4-2)=

2^x×2=64

2^x=64:2

2^x=32

2⁵=32

x=5