Master Excel's IF, AND, and OR functions to automate decisions, reduce errors, and simplify workflows. Learn practical tips and examples now!

Modern Excel functions like XLOOKUP, TEXTJOIN, and dynamic arrays offer faster, more versatile, and error-resistant alternatives to outdated tools such as VLOOKUP, CONCAT, and OFFSET.

A UNSW Sydney mathematician has discovered a new method to tackle algebra's oldest challenge—solving higher polynomial equations.

Linear functions are used to model a broad range of real-world problems. The ability to solve linear equations and inequalities is an essential skill for analysing these models. This section covers ...

Linear functions, graphs and equations Linear functions are fundamental building blocks in mathematics and play a key role in solving real-world problems where the rate of change remains constant.

Compared with race-specific equations, race-neutral equation identified twice as many Black children with asthma or asthma symptoms.

This study introduced an efficient method for solving non-linear equations. Our approach enhances the traditional spectral conjugate gradient parameter, resulting in significant improvements in the ...

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

Learn how to graph linear regression in Excel. Use these steps to analyze the linear relationship between an independent and a dependent variable.

Use of race-neutral/race-free equations to find FEV 1 revealed that some Black smokers had more severe COPD than previously found with race-specific equations, according to results published in CHEST.

Use of race-neutral vs. race-specific lung function equations led to different interpretations of spirometry findings, especially among Black individuals, according to study results.“ [Global ...