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seropon [69]
2 years ago
10

Simplify 4radical2plus7radical2minus3radical2

Mathematics
1 answer:
zlopas [31]2 years ago
3 0
Let "radical 2" be represented by "r."

Then you are to simplify 4r + 7r - 3r.  This comes out to 11r - 3r = 8r.

The answer is 8 radical 2.


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How much greater than m2+3mn−n2 is 4m2+5mn+6n2?<br> PLEASE HELP
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Answer:

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Step-by-step explanation:

Subtract m² + 3mn - n² from 4m² + 5mn + 6n², that is

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= 4m² + 5mn + 6n² - m² - 3mn + n² ← collect like terms

= 3m² + 2mn + 7n²


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