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27.02.2021 •
Mathematics
Find an expression which represents the difference when (6x-3y) is subtracted from (9x+2y) in simplest terms.
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Ответ:
Step-by-step explanation:
Subtract (6x-3y) from (9x+2y):
This can also be seen as:
Distribute the -1 to (6x-3y):
Simplify the parentheses:
Group like terms:
Combine:
This expression can't be further simplified. Therefore, 3x+5y is the answer.
:Done
Ответ:
(a+b)² = a² + 2ab + b² = (2√5)² + 2(2√5)(3√7) + (3√7)²
= 4*5 + 12√35 + 9*7
= 83 + 12√35