This spreadsheet tutorial takes you through the basic functions of Excel 2021 and explains how to format and sort data, apply formulas and perform calculations.

Gain insight into the essential components of electricity such as voltage, current, and resistance, the principles of DC and AC circuits and their applications.

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This free online course examines the fascinating mechanism of protein synthesis in the cytoplasm of eukaryotic cells, in two distinct steps: Transcription and Translation. You will study the involvement of …

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Java is one of the world’s most popular programming languages because of its versatility and compatibility. It can be used for a wide range of purposes, including software development, mobile …

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Learn how to identify signs of domestic abuse and what to do if you suspect violence in the home as we explain the causes and impact of abuse on mental health.

Best Advanced Excel Courses These free online courses in advanced Excel will teach you how to use every tool and function that Excel has to offer. Microsoft Excel is one of the more complex …