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4c^2+12c+9
25x^2+10x+1
1+a^2-2a^2
4xy+y^2+4x^2
28ab+49a^2+4b^2
(x^2+3y)^2
(o,3a^2+4b)^2
(0,2m^2-5n)^2
- Предмет:
  Алгебра
- Автор:
  rocketfuelzy2r
- 5 лет назад

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I. Arrange the letters in the words in the correct order. Use the words to complete the sentences. One word is extra.
TBIAHAT — __________________ CNEXTIT — ____________________
GGEARBA — _________________ RLEECYCD — __________________
EDOLLUPT — _________________ RONENMEVINT — ______________

1) Scientists say that one species of plant, animal or insect becomes _______________ every day.
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3) What can we do to protect the __________________?
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II. Choose and circle the correct answer.
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III. Choose and circle the letter of the words which correspond to the definitions. An example (1) has been done for you.
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