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Units 1-5 Remote Day Review

Units 1-5 Remote Day Review

Assessment

Flashcard

Mathematics

12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

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11 questions

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1.

FLASHCARD QUESTION

Front

What is the magnitude of the vector v = 3i - 2j + 6k?

Back

7

2.

FLASHCARD QUESTION

Front

What is the Law of Cosines formula?

Back

c² = a² + b² - 2ab * cos(C)

3.

FLASHCARD QUESTION

Front

Calculate (2 + 3i)².

Back

-5 + 12i

4.

FLASHCARD QUESTION

Front

Simplify the expression (-10 + 6i)/17.

Back

(-10 + 6i)/17

5.

FLASHCARD QUESTION

Front

What defines a vector?

Back

A vector is a quantity with magnitude and direction.

6.

FLASHCARD QUESTION

Front

What is the formula for the magnitude of a vector v = ai + bj + ck?

Back

|v| = √(a² + b² + c²)

7.

FLASHCARD QUESTION

Front

How do you find the angle between two vectors?

Back

Use the formula cos(θ) = (u • v) / (|u| |v|) where u and v are vectors.

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