6*5^log(3)x+0,4*5^log(3)x=12*4^log(3)x+0,5*4^log(3)x
6,4*5^log(3)x=12,5*4^log(3)x
5^log(3)x/4^log(3)x=12,5/6,4
(5/4)^log(3)x=125/64
(5/4)^log(3)x=(5/4)³
log(3)x=3
x=27
√5184= √4*4*4*9*9 =4*2*9=72
√115600=√100*4*17*17=10*2*17=340
√52272=√4*4*9*3*11*11=4*4*3*11√3=132√3
Y=x²+2b+4 x0=-2/2=-1 x=-1
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