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Simplify

by Dr. Osama M. Khaled — published Jan 14, 2024 — last modified Jan 14, 2024 04:40 AM Located in Mathematics / … / Multiplication Rules for Exponents / Raise exponential expressions to a power

Simplify

by Dr. Osama M. Khaled — published Jan 14, 2024 Located in Mathematics / … / Multiplication Rules for Exponents / Raise exponential expressions to a power

parallel_example.gif

by Dr. Osama M. Khaled — last modified Mar 01, 2024 01:47 AM Located in Mathematics / … / Use properties of parallel lines cut by a transversal to find unknown angle measures / Refer to the below figure

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A company needs to restrict S3 bucket access to only specific IP addresses. Which feature should they use?

by Dr. Osama M. Khaled — published Nov 12, 2024 — last modified Jul 06, 2025 11:23 PM Located in Computing / … / Amazon Web Services (AWS) / AWS architecture practice exam 1

Which of the following is a benefit of using Amazon RDS for relational databases?

by Dr. Osama M. Khaled — published Nov 12, 2024 — last modified Jul 06, 2025 11:36 PM Located in Computing / … / Amazon Web Services (AWS) / AWS architecture practice exam 1

What is the default consistency model for reads in Amazon DynamoDB?

by Dr. Osama M. Khaled — published Nov 12, 2024 — last modified Jul 06, 2025 11:23 PM Located in Computing / … / Amazon Web Services (AWS) / AWS architecture practice exam 1

Expressing Units

by Dr. Osama M. Khaled — published Dec 26, 2023 — last modified Jul 13, 2024 01:09 PM — filed under: Year 10

Learn the units that go with various quantities, express units using their abbreviations, and make new units by combining numerical prefixes with units.

Located in Chemistry / Measurements

Electron Orbits

by Dr. Osama M. Khaled — published Jun 06, 2024 — last modified Jul 13, 2024 12:58 PM — filed under: Year 10

Defining the orbits of electrons and the maximum number at any level

Located in Physics / Atoms and Molecules

Boron (B) has five electrons. How many will be in its outer orbit?

by Dr. Osama M. Khaled — published Jun 06, 2024 Located in Physics / Atoms and Molecules / Electron Orbits

electron_orbit.gif

by Dr. Osama M. Khaled — last modified Jun 06, 2024 09:02 PM Located in Physics / … / Electron Orbits / Boron (B) has five electrons. How many will be in its outer orbit?

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