Respuesta :
Answer:
i think that the correct answer is a
Step-by-step explanation:
Answer:
Step-by-step explanation:
4.5 × 10^8 and 8.9 × 10^8
= (4.5 + 8.9 ) x 10^8
= 13.4 x 10^8
Answer:
i think that the correct answer is a
Step-by-step explanation:
Answer:
Step-by-step explanation:
4.5 × 10^8 and 8.9 × 10^8
= (4.5 + 8.9 ) x 10^8
= 13.4 x 10^8