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3^3x+3^2x=150(3^x)^3+(3^x)^2=1503^×=yy^3+y^2=150y^2(y+1)=15025×6=150y^2=25y=53^x=5log3^x=log5x log3=log5x=log3(5)
Very nice! ❤
3^3×+3^2×-5^3-5^2=0=>{(3^×)^3-5^3}+(3^×^2-5^2)=0=>(3^×-5)(3^2×+6(5^×)+30)=0Either ×=log@3 (5)Or {-6+_ _/6^2-120)}/2=-3+_ _/3^2-30)=(-3+__/21 i)
3^3x+3^2x=150
(3^x)^3+(3^x)^2=150
3^×=y
y^3+y^2=150
y^2(y+1)=150
25×6=150
y^2=25
y=5
3^x=5
log3^x=log5
x log3=log5
x=log3(5)
Very nice! ❤
3^3×+3^2×-5^3-5^2=0
=>{(3^×)^3-5^3}+
(3^×^2-5^2)=0
=>(3^×-5)(3^2×+6(5^×)+30)=0
Either ×=log@3 (5)
Or {-6+_ _/6^2-120)}/2=-3+_ _/3^2-30)
=(-3+__/21 i)
Very nice! ❤