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Learn how to use the AVERAGEIF function in Excel in 2 minutes.
This video includes an explanation of the AVERAGEIF formula and provides an example of it being used.
![Find the value of cos [sin^(-1) (- 4/5)], cos(arcsin( - 4/5)). Inverse Trig Function](https://s2.save4k.su/pic/vi2Z-9LWJKE/mqdefault.jpg)
