DIGITALIADA VIII. Calcule cu numere reale prin litere

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15 QuestionsShow answers

- Question 160 secondsQ.
x + 2x + 3x = ...

answer choices - Question 260 secondsQ.
3a - 6a + 2a = ...

answer choices - Question 360 secondsQ.
7a + 2b -2a + 5b = ...

answer choices - Question 4120 secondsQ.
x + 5 + 3x + 2x

^{2}- 8 - 7x^{2}= ...answer choices - Question 5180 secondsQ.
3x ∙ (4x – 3) – 2 ∙ (5 – 3x) = ...

answer choices - Question 6180 secondsQ.
(2x – 3) ∙ (5x – 2) = ...

answer choices - Question 7120 secondsQ.
(3x – 2)

^{2}= ...answer choices - Question 8120 secondsQ.
(5x + 3) ∙ (5x – 3) = ...

answer choices - Question 960 secondsQ.
4x

^{2}+ 12x + 9descompus în factori:

answer choices - Question 10180 secondsQ.
4x∙(3x – 2) – 5∙(3x – 2)

descompus în factori:

answer choices - Question 11180 secondsQ.
(3x – 2)

^{2}– 25descompus în factori:

answer choices - Question 12120 secondsQ.
49 – 36x

^{2}descompus în factori:

answer choices - Question 13300 secondsQ.
25a

^{3}b^{2}c^{4}– 10a^{4}b^{3}c^{2}+ 15a^{4}b^{5}c^{3}descompus în factori:

answer choices - Question 14300 secondsQ.
(5x – 2)

^{2}– (3x + 5)^{2}descompus în factori:

answer choices - Question 15300 secondsQ.
2x

^{3}– 4x^{2}– 3x + 6descompus în factori:

answer choices

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