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X+3/2x-1=x+2/5x+2
ОДЗ:
x!=0.5
x!=-2/5
Общий знаменатель:
3x²+14x+8/(2x-1)(5x+2)=0
3x³+14x+8=0
D=196-96=100
x=-14+-10/6=-4; -2/3
(x-3)/(x+1)=(x-4)/(2x-7)
ОДЗ:
x!=-1
x!=3.5
Общий знаменатель:
x²-10x+25/(x+1)(2x-7)=0
x²-10x+25=0
D=100-100=0
x=10/2=5
=cosb*sinb/cosbsin²b - cosb*cosb/sinb=1/sinb-cos²b/sinb=(1-cos²b)/sinb=
=sin²b/sinb=sinb
5^5*22^(5+2)/110^6=110^5*22^2/110^6=22^2/110=22^2/22*5=22/5=4.4
Log4(log5(5^2)) = log2^2(2) = 0.5