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MakcuM [25]
3 years ago
9

Subtract -7x^2+4x+2−7x 2+4x+2 from x^2-3x 2 −3.

Mathematics
1 answer:
expeople1 [14]3 years ago
4 0

Answer:

The answer is 4

Step-by-step explanation:

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How am I suppose to do this?
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Miss penny inherits £650. She decides to save some of the money and spend the rest. The ratio of saving to spending money is 9:4
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Answer:

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Step-by-step explanation:

Ratio of saving to spending is 9:4

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2 years ago
(6,3*10^-2)÷(2,1*10^4​
nexus9112 [7]

Answer:

  • 3*10^{-6} or 0.000003

Given expression:

  • (6.3*10^{-2}) : (2.1*10^4)

Simplify it in steps below:

  • (6.3*10^{-2}) : (2.1*10^4) =
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<u>Used properties:</u>

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a^b:a^c=a^{b-c}

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