VSTACK and HSTACK are dynamic array functions, meaning the result spills from the cell in which you type the formula, and any changes to the data in the source arrays are reflected in the stacked ...

The FIND function allows you to find a text string within another. It returns the position at which a character or string begins within another text string. The output of the above function will be 5, ...

If you need to find a particular value in an Excel sheet, the quickest way is to use a lookup formula. The most popular functions to use in these formulas are VLOOKUP and HLOOKUP, which search across ...

The PMT function is an Excel Financial function that returns the periodic payment for an annuity. The formula for the PMT function is PMT(rate,nper,pv, [fv], [type]). The NPV function returns the net ...

Every new life begins after a genetic shuffle. When organisms make eggs or sperm, maternal and paternal chromosomes pair up ...