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Multiplying Polynomial quiz

Authored by Robert Castro

Mathematics

9th Grade

Used 2+ times

Multiplying Polynomial quiz
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8i(2i + 5)

24 + 40i

-16 + 40i

16i2 + 40i

8 + 20i

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7i3(4i -2)

-28 - 14i
35 + 21i

11i2 + 7i

28i4 - 14i3

28 - 14i3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5i(2i2 - 6i + 10)

10i3 - 30i2 + 50i

30 + 40i

10i2 - 30i2 + 50i

10i3 + 50i

- 30i2 + 50i

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6(7i2 + 10i - 1)

42i2 - 60i - 6

42i + 60i - 6

-48 + 60i

36i - 50i + 6

42i2 + 60i - 6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3i3(8i + 4i2)

24 + 12i

24i5 + 12i4

None of these

24i4 + 12i5

16i

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(4i + 7)(2i + 3)

11 - 6i

13 + 26i

8i2 + 26i + 21

8i2 + 26 + 21

8i + 26i + 21

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(5i + 9)(2i - 8)

None of these

-10 - 5i

-82 - 22i

40 - 18i
17 + 3i

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