`2^(x+3)+2^x=144`
`2^x *2^3 +2^x =144`
`2^x (8+1)=144`
`2^x *9=144`
`2^x =16`
`2^x =16`
`2^x =2^4`
`=>x=4`
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`2^(x+3)+2^x=144`
`2^x *2^3 +2^x =144`
`2^x (8+1)=144`
`2^x *9=144`
`2^x =16`
`2^x =16`
`2^x =2^4`
`=>x=4`
2^x+3 +2^x =144
tính: 2015(144-1^2)x(144-2^2)x...........x(144-20^2)
2 mũ x+2 mũ x+3=144
2 mủ x +2 mủ x+3=144
Tìm x
2x+3+2x=144
2 mũ x + mũ 3 + 2 mũ x = 144
2 x +3 +2x = 144
2x+3+2x=144
2^x + 2^x+3= 144