Question

64^4×8^3;×（-0.5）^6=2^x 求x值

Answer 1

64^4×8³×(-0.5)^6=2^x

(2^6)^4×(2³)³×(-1/2)^6=2^x

2^(6×4)×2^(3×3)×[(-1)×1/2)]^6=2^x

(2^24)×(2^9)×(-1)^6×(1/2)^6=2^x

(2^24)×(2^9)×(1/2)^6=2^x

(2^24)×(2^9)×(2^-1)^6=2^x

(2^24)×(2^9)×(2^-6)=2^x

2^(24+9-6)=2^x

2^27=2^x

2^27=2^x

x=27