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Aflați-l pe b:
b=(2^99+2^101)×(5^98+5^102)​


Răspuns :

b=(2⁹⁹+2¹⁰¹)×(5⁹⁸+5¹⁰²)

b=(2⁹⁹+2⁹⁹×2²)×(5⁹⁸+5⁹⁸×5⁴)

b=2⁹⁹(1+4)×5⁹⁸(1+625)

b=2⁹⁹×5×5⁹⁸×626

b=2⁹⁹×5⁹⁹×626

b=10⁹⁹×626

b=62600000.....->99 de 0-uri