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AnnaTsoy97
@AnnaTsoy97
June 2022
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4^х+2^х=12.срочно надо!
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mmb1
Verified answer
4^х+2^х=12
2^x=t t>0
t^2+t-12=0
t12=(-1+-корень(1+48))/2=(-1+-7)/2=-4 3
t1=3
t2=-4 не подхрдит
2^x=3 догарифмируем обе стороны
x=log2 3
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Answers & Comments
Verified answer
4^х+2^х=122^x=t t>0
t^2+t-12=0
t12=(-1+-корень(1+48))/2=(-1+-7)/2=-4 3
t1=3
t2=-4 не подхрдит
2^x=3 догарифмируем обе стороны
x=log2 3