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Georgia [21]
3 years ago
8

(2.8•10^8)(1.9•10^4)

Mathematics
1 answer:
Mekhanik [1.2K]3 years ago
5 0

Answer: 5.32 × 10^12

Step-by-step explanation:

This is a question relating to indices. In indices, we add the power given for question relating to multiplication. Hence, this will be:

= (2.8•10^8)(1.9•10^4)

= (2.8 × 1.9) × 10^8+4

= 5.32 × 10^12

Therefore, the answer to the question will be 5.32 × 10^12.

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(-7x + 6) - (-2x + 9x - 2)
elena-s [515]

Answer:

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Step-by-step explanation:

So the first set of paranthese don't really matter so you can rewrite it to this

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3 0
3 years ago
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atroni [7]

Answer:

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3 years ago
What value of x makes the equation true?
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This one is easy.
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4 years ago
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