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15.05.2021 •
Mathematics
Which expression is equivalent to 2-3/2-5?
Exponents
(A) 22
(B) 1/2
(C) 28
(D) 1/28
Solved
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Ответ:
Ответ:
Step-by-step explanation:
The perimeter of a parallelogram is the sum of all sides, but this figure has two pair sides that are equal. So, from its definition we deduct that
and
.
So, the perimeter would be:
Therefore, the correct answer is the second option. The final expression of the perimeter cannot be added because they don't have similar roots that allow us to sum them.