An inverse operation is when you do the opisite in math. For example when you subtract the inverse operation is to add.
On harcourt math.com
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What ai do in pages 390 391of harcourt languege
Harcourt books have several authors/experts. There is not one person.
The inverse operation is opposite there are two types for example the first type is: addition and subtraction (2+3=5 5-3=2)the second type is multiplication and division (2x3=6 6 divided by 3=2)
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There are several author's listed in Harcourt textbooks. You can find a list of them on the second or third page of the book.
This chapter is about electricity.
Evan M. Maletsky
the name is robby