Question

4. By what number (-18)-1 should be divided so that the quotient becomes equal to (9)-1 ?​

Answer 1

Answer:

-2

Step-by-step explanation:

(-18)-1 /y=(9-1)

18/y = -9

y=18/-9

y= -2

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Answer 2

The rotational symmetry of a shape explains that when an object is rotated on its own axis, the shape of the object looks the same.

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