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ex.4 va roooog + ex. 2...dau coronita si un "multumesc"

Ex4 Va Roooog Ex 2dau Coronita Si Un Multumesc class=

Răspuns :

exercitiul 4. incearca sa l faci si singur/singura ca nu e mare lucru
Vezi imaginea GABRIELA128
2.
a) (-4)*(+3)+(+5)*(+2)=-12+(+10)= -2
b) (-5)*(-12)-(-60)=120
c) (-3-5)*(-7+2)=40
d) -12-(-5+3)*(-2)+(-6+7-3)*(-25)= -12-4+(-2)*(-25)= -16+50= +34
e) 5+(-5)*{(-5)*[-5+(-5)*(-1)*(-2)]-(-6)}= 5+(-5)*[(-5)*(-5-10)-(-6)]=5+(-5)*81=400
f) (-3)*{-5+3*[(-6)*(+2)]-(-3)}=393
g) {-6-[-2-(-3+1)-6-2]*(-3)}*{3*(-2)*[-6+(-1)*(-3)-(-15)*(-1)]}=381
4.
a)712*15-712*14=712(15-14)=712
b)-5*132+132*6=132(-5+6)=132
c)-245*146+(-146)*(-245)=-245(146-146)=0
d)12*15+15*(-14)=15(12-14)= -30

Sper ca te-am ajutat!