👤

repedeeee,va rooog ,f,h,j,l


Repedeeeeva Rooog Fhjl class=

Răspuns :

h) 2^x+3=128

2^7=128

x+3=7

x=4

j) 3^4-|x|=1

3^0=1

4-|x|=0

x={4,-4}


7^x-2=4
x-2=log2 (2)
7

x=log2 (2)-2
7