How to find the value of c when given a fraction

How to find the value of c when given a fraction

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

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The video provides a recap of the previous class and explains how to solve a quadratic problem by completing the square. The instructor guides through the process of finding the value of C to form a perfect square, using a step-by-step calculation. The session concludes with a summary of the solution and its application.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in finding the value of C to complete the square?

Subtract A from B

Add B and C

Divide B by 2 and square it

Multiply A by C

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the process of completing the square, what is the result of multiplying 1/2 by its reciprocal?

1

1/2

1/4

2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does multiplying a number by its reciprocal affect the result?

It doubles the number

It halves the number

It results in zero

It results in one

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final value of C that completes the square in the given problem?

1/2

1/8

1/4

1/16

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the expression for the completed square form of the quadratic problem discussed?

n^2 + 1/2n + 1/16

n^2 - 1/2n + 1/16

n^2 - 1/4n + 1/16

n^2 + 1/4n + 1/16