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Elizaveta35
@Elizaveta35
August 2022
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4^x+1-(3*2^x)-1>0
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sedinalana
Verified answer
4*4^x-3*2^x -1>0
2^x=a
4a²-3a-1>0
D=9+16=25
a1=(3-5)/8=-1/4 U a2=(3+5)/8=1
a<-1/4 U a>1
2^x<-1/4 нет решения 2^x>1
x>0
x∈(0;∞)
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ВладимирБ
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Решение смотри на фото
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Answers & Comments
Verified answer
4*4^x-3*2^x -1>02^x=a
4a²-3a-1>0
D=9+16=25
a1=(3-5)/8=-1/4 U a2=(3+5)/8=1
a<-1/4 U a>1
2^x<-1/4 нет решения 2^x>1
x>0
x∈(0;∞)
Verified answer
Решение смотри на фото