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Over 200+ Lynda courses

Get over 200+ Lynda courses for a penny. what courses are included? Adobe after effect PHP begginner to advance Video editing Java Android Swift Python Lots more. Register and have fun follow this link …… This content is for Regular membership and Lifetime access members only.Log In Register...

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Chemistry Petroleum engineering Questions Science/Engineering

Organic chemistry questions

These questions will help you get acquainted to petroleum chemistry Hydrocarbons (01) Draw an example of each of the four types of hydrocarbons: alkane, alkene, alkyne, and aromatic. (02) Answer True or False for the following statements. Organic molecules occur only in nature and cannot be artificially synthesized Medicines we consume are not derived from…...

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MS Excel

Excel Data Validation, Filters, Grouping

In this tutorial, we are going to cover the following topics. Data validation Data filters Group and Ungroup Adding images to spreadsheets Data validation Data validation is very important in the sense that it helps us avoid mistakes that can be avoided. Let’s assume you are recording student exam marks and you know the minimum […]

MS Excel

How to Add, Subtract, Multiply, Divide in Excel

In this tutorial, we are going to perform basic arithmetic operations i.e. addition, subtraction, division and multiplication. The following table shows the data that we will work with and the results that we should expect. S/N ARITHMETIC OPERATOR FIRST NUMBER SECOND NUMBER RESULT 1 Addition (+) 13 3 16 2 Subtraction (-) 21 9 12 […]

MS Excel

Introduction to Microsoft Excel 101

What is Microsoft Excel? Microsoft Excel is a spreadsheet program that is used to record and analyse numerical data. Think of a spreadsheet as a collection of columns and rows that form a table. Alphabetical letters are usually assigned to columns and numbers are usually assigned to rows. The point where a column and a […]