Question

4^27 x 4 : 4^28
X-ul e ori
Va rogg ajutați-mă​

Answer 1

Răspuns:

$\bf {4}^{27} \times 4 \div {4}^{28} = \\ = \bf {4}^{27} \times {4}^{1} \div {4}^{28} = \\ \bf = {4}^{(27 + 1)} \div {4}^{28} = \\ = \bf {4}^{28} \div {4}^{28} = \\ = \bf {4}^{(28 - 28)} = \\ = \bf {4}^{0} = \red{ \boxed{1} }$