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Fhf Fhf
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3/5R=6cm l=√(10²-6²)=8 QR=16cm
2
$х^(2/lnx)/√(e^x)*dx=$e^2*e^(-x/2)*dx=e²*e^(-x/2)/(-0,5)+c=-2e²*e^(-x/2)+c
2
√(x-y+1)²=|x-y+1|=|1111-(-909)+1|=2021
1
(x²+a²/16)-√(x²+a²/16)+xa/4-√(xa)/2=0 √(x²+a²/16)=(1±√(-xa+2√(xa)+ 1))/2≥0,[{x²+a²/16=(1+√(-xa+2√(xa)+1))²/4,xa[0;3+2√2];{x²+a²/16=(1-√(- xa+2√(xa)+1))²/4,xa{0}U[4;3+2√2];х=±1,а=0
1
S=1/6*2²π-0,5*1*√3=2/3π-√3/2
1