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Esercitazioni

3x)2(19x1 6x + =- -· x)(2(n (2X" x x)xz)xax = +=· - - -x 2 1)p(x3 1+ x + 0=+· :-Y 1)(xz(x 1)x (x 1) + + ++ 1+ x =

Divisioni

X2 32 +x-X :· - ( -(3) 2 3) 9 3 2702 +P(x) P( 3) -- -=<- -u101 1 2-- (x 3)(xx 4) 102 +12 x ++33 = -- -- -1 418- (divisx xx" grade

Ruffini

NO+ 2X+· : .X" XX X+ +x3-X" Q(x)X2- x-Xx3x +- x2x3+ + (x2 x)(x)X" 2)x2 2x++ +x12x2 = --2x? 2x- /-2xR(x)

Ruffini teorema

& 143X3P(x) X 12I4 1= -· - ,, Pediv(x 2)p(z) =03 44= = -- -10 41 -- x3 (x 2)P(x) x 2)(x2< u +- x+= =- -222 U1120

Quadrato completamento del

xx 41 3x q3x ++ = 1-· +- -z)"(x E: - -2(x 1)2x2 2x3x + 1 -=· +- E)2(x 3 5i*- + += =-2((x 5)3)- -= 2(x 13)- -=

Potenze

2416· ;n == ()" , E i· ,g(x-1x1 )3 19 ,· . , =x( 1)x x =1 + x + + = +· + =+x3(x = x 1)*+ + x: )3 3x(1-335 3x( -=· - = 37)3 - 3 (3" )3 3 11+ +· =- -=

Punto sez

· C X 10E. . ·· EXEREC mette. ⑨.Eso x d)sexo o; cose= x· X0C E. . ov· EXEREC X10. . Cavia)· x 10=FX0x +V m(x 1) 1x1 11= ==- j -+ == --== Ix)E XXER·· =↑↑#x ER +20 ( 3x)2ax1 Gx +· - = -X2) (2x =p(2x4x2 -X" +x· = -x2x3 1++ x+· 1111 1)(xxX3 1(k1x ++ ++ => -10 11- --1010 2)P(x2 C +-X· - 2-1 1 --222x ( 2)(x 1)2 +x = -- -- 119* 9x 12x· -- - 21100 - - (x xx 1)(x3 2)+2x x- -- = -21 11 1 -- - 11 1 O2- -432 9XVx3x 4· -/ -10 4- x2 (x 2)(xx3 2)+ xu +- -=-22 4112 &x2x (1)P(X) 1)-2)·? 5°di chetalegrado = 0=2)(xP(x) xs1)(x += - .

logp b =) ca = =· log 9 2=· =logz -=· 2E 1log log=· = -2, "(f) -logy 16416· ==- log ...scrivere come· ② 10922 Legit 10gz22 :Orlogz1 -E15 log logzh2 :==: =; =:2 210922& 220 31 ; ;= = =⑤ =0 1

Sempre impossibile

>o"e ,[lhe2 : TheE = inIne1 =- 7 ,IMPOSSIBILEeInk)-zinkInx"③ X30= ammmInx" In(xy In(x2)Glnx 2= =oppureInx" 31nx: amX30x30 1xx xx 1+x++ -· -xhxn- - X 2+ X -X3 2x 1T + X- -x3 X-- (x2 1)(xi 2)x4 x2y3 1+ 1+ + +x = + x- - -2xV 1-- 2x2+ 2+X 13x3 2x2 3+x X++· 321 O (x 3)(3x22x2 22)3x3 66+ 7xx+ ++ = -21- 9 66E + -- 3 722 66- -x2 X

P29/09/2025 1 Gx (x 03x 2)02x 25+ 2x0= + =· = =j -= ,⑳2x2 1x 0 ;-- =· m11 = 1x = = EE:- -= 04 x2 S1++x =O=· - ~ > 0-0 -0x2 +C =V .. 2 ++ 01+ + =It 115 10= -. - 2x2x" 1 O=A· + - ↑x +C V =. . +x2 = 2 2(30)X3x 1 0+· =-X3 +=VC .. 2+ + 1+ 0=- 5+ 11= - 2 x3 55 (0)1 3 5x 1= -- - -=-55x 1 = 2= 2- 2 55 2X (30)X3 1 + 3= 1 5+- = -2 2 16Ex fo· x1 C+ = . x2f 11 + x 0x NUM0 0 =- -+ + 3== X+x 1 1x1 1x /0+ 0 x= = =-- - =+11 +2x c 1E x· ..= 2x(x 1) +2x2x1 1 1 2x2x 2x0 + 10 00- - = - =-- =+=1x - 511 2 1 =X += = 2 XFX 2 1EX C- -· = .x 1+ 2(xx(x 1)1) Num2 + +x 0 +xX 0=+ -- >-= +- 11X+ x +x2 p 2x02x 2+x -> 02X + ==- - - -1)2(x -x 17511 3jx1 22x x+ =+ =0= ; ; ==- -- Fjx=xx3 111 0· xi+ = =j -= -( Ruffinix 1)1 xè divè

Soluzione 1 radice di

+ + x 1- += , .1001 1)(x 1)(x2x3 1+ x ++= --1 11 1--1 110- - -1=~ 1)(x(x 1)+ +x = 0-ADx(xx 1) = /xx =0 -· - -generalein :0 )(a abovlaño nbdba > (a)onbc0) v(aconbd)b <)a < tt - 120)(x 120)v(x= 01x = 01x~ -- 1) v(x0a( =1)+201 = +x0X11v O3x2 2205x +· - + =x +E+ -5y5 X(43vx11x = O ⑧=-6 1> 0)43]u[1(S +0 ;= ;-2x2-1101-2x0 1/521/52/;; <x· - +· -1)(-0S 1x= -Scrivioppure; :Se[· 30a C 2]2 S 1