Explicación:
[tex]4.2 \times {10}^{5} = 420000[/tex]
[tex](1.7 \times {10}^{ - 4} + 0.003 \times {10}^{ - 2} ) \\ = (0.00017 + 0.00003)[/tex]
[tex]8.4 \times {10}^{ - 1 } = 0.84[/tex]
Juntando todo el ejercicio
420000 x 0.0002 x 0.84
= 70.56
Redondeando
= 71
Espero te sirva :)
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Explicación:
[tex]4.2 \times {10}^{5} = 420000[/tex]
[tex](1.7 \times {10}^{ - 4} + 0.003 \times {10}^{ - 2} ) \\ = (0.00017 + 0.00003)[/tex]
[tex]8.4 \times {10}^{ - 1 } = 0.84[/tex]
Juntando todo el ejercicio
420000 x 0.0002 x 0.84
= 70.56
Redondeando
= 71
Espero te sirva :)