Seudónimo Seudónimo
  • 18-09-2018
  • Mathematics
contestada

Multiply. (8×10^2)⋅(2.5×10^2) A.2×102 ​ ​ B.2×103 ​ ​ C.2×104 ​ ​ ​ D.2×105 ​ ​

Respuesta :

jukkaduei
jukkaduei jukkaduei
  • 18-09-2018

[tex](8 \times {10}^{2} )(2.5 \times {10}^{2}) \\ = (8 \times 2.5) \times {10}^{2 + 2} \\ = 20 \times {10}^{4} \\ = 2 \times 10 \times {10}^{4} \\ = 2 \times {10}^{4 + 1} \\ = 2 \times {10}^{5} [/tex]
The answer is D.
Answer Link
alix1234567888
alix1234567888 alix1234567888
  • 23-09-2019

Answer:

2×105 ​ ​

i took test it is D

Answer Link

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