Respuesta :

lucasella

2.5 × 104 + 3.4 × 104=(2.5+3.4)×104=5.9×104

C. 5.9×104

Answer: 5.9 x104

Step-by-step explanation:

Both 2.5 × 104 and 3.4 × 104 have one term in common: 104, then, we can apply common factor as:

2.5 × 104 + 3.4 × 104 = (2.5+3.4)*104 = 5.9 * 104

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