Question

4. Efectuați:
a) (2+2^3). {2.2^2. 2^43- 2^46+ [3^148:3^43- (3^5)^21]+ 16};

Answer 1

Răspuns:

(2+2^3). {2^1+2+43-2^46+[3^148-43-(3^5×21)]+16}=

=(2+8).[2^46-2^46+(3^105-3^105)+16]=

=10. (0+0+16)=10×16=160