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naruto63
27.09.2019 •
Mathematics
Which of the following could be the ratio between the lengths of the two legs of a 30-60-90 triangle?
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Ответ:
so answers:
A, B and C
Ответ:
A.
, B.
, C. ![\sqrt{3} : 3](/tpl/images/0267/0902/1ae24.png)
Step-by-step explanation:
According to the 30-60-90 triangle, the values of each leg are:
Shortest Leg
Longest Leg
Then, the ratio must be 1 :
and right options are A, B, C.
Ответ:
3x^4 - 7x^2 + 5 (two powers of x are missing).
"standard form" implies that the terms are written in descending order by (positive) powers of x: x^4, x^2, x^0.