Multiplying two functions

Multiplying two functions

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to multiply two functions, F(x) = 3x^2 and G(x) = 5x - 1. It begins by clarifying that multiplying F(x) and G(x) is the same as multiplying their expressions. The tutorial then demonstrates the use of the distributive property to multiply the terms, resulting in 15x^2 and -3x^3. Finally, it shows how to rewrite the expression in standard form, emphasizing the importance of descending degrees.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the expression for F(x) given in the video?

F(x) = 3x^2

F(x) = x^3

F(x) = 2x + 3

F(x) = 5x - 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is being performed between F(x) and G(x)?

Subtraction

Multiplication

Division

Addition

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 3x^2 by 5 using the distributive property?

5x^2

3x^2

15x^2

15x^3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 3x^2 by -x?

3x^2

3x^3

-3x^3

-3x^2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final expression in standard form?

15x^3 - 3x^2 + 1

15x^2 - 3x^3 + 1

15x^3 - 3x^2

15x^2 - 3x^3