U4 Exploring Polynomial Functions CFA #4

U4 Exploring Polynomial Functions CFA #4

11th Grade

11 Qs

quiz-placeholder

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U4 Exploring Polynomial Functions CFA #4

U4 Exploring Polynomial Functions CFA #4

Assessment

Quiz

Mathematics

11th Grade

Hard

CCSS
HSN.CN.A.1, HSN.CN.A.2, HSN.CN.A.3

+3

Standards-aligned

Created by

DaMaris Marshall

Used 1+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the complex conjugate of 20 – 9i?

–20 + 9i

20 + 9i

–20 – 9i

20 – 9i

Tags

CCSS.HSN.CN.A.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The real part in this complex number –2i is

2

-2

–2i

0

i

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify (3 + 2i)(2 – 3i).

–5i

12 – 5i

7

6 – 9i

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

–8

8i

8

–8i

Tags

CCSS.HSN.CN.A.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the imaginary number i represent?

–1

√–1

–√–1

–√1

Tags

CCSS.HSN.CN.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of these expressions is equal to 4 - 7i?

(6 - i) - (2 - 8i)

(6 + i) - (2 + 8i)

(6 + i) + (2 + 8i)

(6 - i) + (2 - 8i)

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write an equivalent expression for (x + y)(x - y).

Tags

CCSS.HSA.APR.C.4

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