Find the value b of a quadratic

Find the value b of a quadratic

Assessment

Interactive Video

Mathematics, Science

11th Grade - University

Hard

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The video tutorial explains the mathematical relationship C = (B/2)^2, demonstrating how to solve for B by taking the square root of both sides and multiplying by 2. It further illustrates how to factor the quadratic expression X^2 + (8/3)X + (16/9) into (X + 4/3)^2.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial equation set up in the video?

C = AB/2

AB = 16/9

C = A + B

16/9 = (AB/2)^2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is performed to both sides of the equation to solve for B?

Subtraction

Square root

Multiplication

Addition

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After taking the square root, what is the value of AB/2?

8/3

2/3

16/9

4/3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of B after solving the equation?

4/3

8/3

16/9

2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the quadratic equation expressed in its factored form?

(X + 16/9)^2

(X + 2/3)^2

(X + 8/3)^2

(X + 4/3)^2