For any two non-zero rational numbers
Question:

For any two non-zero rational numbers x and y, x4 ÷ y4 is equal to

(a) (x ÷ y)0 

(b) (x ÷ y)1 

(c) (x ÷ y)4 

(d) (x ÷ y)8

Solution:

(c) (x ÷ y)4

(By law of exponent: (a)m÷(b)m = (a÷b)m)

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