How Many Three-Digit Numbers Can Be Formed Under the Following

question 12

Multiple Choice

How many three-digit numbers can be formed under the following condition? ​
The leading digit cannot be zero.
​

• A)800
• B)​500
• C)​900
• D)​600
• E)​700

Understand the characteristics of well-developed and salutary goals.

Comprehend the stages of the Transtheoretical Model of Change.

Identify the importance and characteristics of goal setting in treatment.

Recognize the process and importance of contextualizing treatment goals.

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Definitions:

Hydroxyapatite

Mineral with the empiric formula 3 Ca3(PO4)2 ∙ Ca(OH)2; the main mineral of bone and teeth.

Collagen

A protein that is the primary structural component of connective tissues in animals and the most abundant protein in mammals.

Proteoglycan

A large molecule made of protein cores with glycosaminoglycan chains, playing various roles in the structure and function of cells and tissues.

Hyaluronic Acid

Hyaluronic Acid is a viscous, glycosaminoglycan that is widely distributed throughout connective, epithelial, and neural tissues, known for its capacity to retain water and contribute to tissue hydration and lubrication.