Question

-21/23×-3/7×-21/23 ​

Answer 1

Answer:

Step-by-step explanation:

expression can be written as below to avoid confusion:

(-21/23) x (-3/7) x (-21/23)

Now,

21 can be divided by 7. So,

(-3/23) x (-3/1) x (-21/23)

Now, multiplying numerators and denominators and negative sign will be there because number of negative sign is odd.

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