... SGD&TVNHPHC KKSCLTHIIHCNMHC2012ư2013LN1THIMễN:TONư KHIDThigianlmbi:180phỳt,khụngkthigiangiaoI.PHNCHUNGCHOTTCTHSINH (7,0im)Cõu I(2,0im). Chohms4 ... KHIDThigianlmbi:180phỳt,khụngkthigiangiaoI.PHNCHUNGCHOTTCTHSINH (7,0im)Cõu I(2,0im). Chohms4 22 4y x mx = - + -cúth ( )mC.(mlthamsthc)1.Khosỏtsbinthiờnvvthhmskhim=2.2.Tỡmttccỏcgiỏtrcam cỏc imcctrcath ( )mC nmtrờncỏctrcta.Cõu II(2,0im).1.Giiphngtrỡnh: ... cútõmthuc(d),(C2)tipxỳcngoivi(C1)vcúbỏnkớnhgpụibỏnkớnhca(C1).Vitphngtrỡnhcangtrũn (C2).CõuVIII.b(1,0im).Chohms231x mxyx + + = +.Tỡmttccỏcgiỏtrcamhmscúcci,cctiungthihaiimcci,cctiucathnmvhaiphớacangthng (d):2x+yư1=0.ưưưưưưưưưưưưưưưưưưưưư Ht ưưưưưưưưưưưưưưưưưưưưCm...