Respuesta :

wegnerkolmp2741o

( 5.3 * 10^4 ) ( 4.2*10^3)

Multiply the numbers and add the exponents

(5.3 * 4.2) * 10 ^ (4+3)

22.26 * 10^7

now we have to adjust since more than 1 number is in front of the decimal

2.26 * 10^(7+1)

2.26*10^8

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