Тест-опитувальник з теми: "Квадрат двочлена" .Математика-7кл.

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Опитувальник для учнів,які навчаються за методом проектів.

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1. (5а+3)²=

25а²+9

25а²+30а+9

25а²+15а+9

5а²+30а+9

Clear selection

2. (9а-2)²

81а²-18а+4

81а²+4

81а²-4

81а²-36а+4

Clear selection

3.(8а-3)²

64а²-24а+9

64а²+9

64а²-48а+9

64а²-9

Clear selection

4.(7а+2)²

49а²+28а+4

49а²+4

7а²+4

49а²+14а+4

Clear selection

4.(7а+2)²

49а²+28а+4

49а²+4

7а²+4

49а²+14а+4

Clear selection

5.(5а-в)²

25а²-5ав+в²

25а²-в²

25а²-10ав+в²

25а²+в²

Clear selection

6.(8а-b)²

64а²-b²

64а²-16аb+b²

64а²+b²

Clear selection

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