Mathematics, 20.10.2020 08:01 aletadaboss

2.1×10³+0.42×10⁴-19×10²
please help me solve it with steps plz now plz

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2.1×10³+0.42×10⁴-19×10²
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2.1×10³+0.42×10⁴-19×10²please help me solve it with steps plz now plz

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2.1×10³+0.42×10⁴-19×10²
please help me solve it with steps plz now plz