Question

ex 4 si 1 ma poate ajuta cineva va rog? ex 4 (a,e,i,b si f ) ex 1 (e)va rog

Answer 1

4. a) 3+(-2)-5 = 3-2-5 = 1-5 = -4

e) |-3| +|2| = 3+2 = 5

i) -1+3•{-3-2•[-1-(5-3)]}²=

= -1+3•[-3-2•(-1-2)}²

= -1+3•[-3-2•(-3)]²

= -1+3•(-3+6)²

= -1+3•3²

= -1+6²

= 5²

=25

Answer 2

a) -4 b) 0 c) 6 d) -12 e) 5 f) -2 g) -4 H) 2 i) 26 j) -1