The answer is the last one
7/25, 9/10
For the denominators (25, 10) the least common multiple (LCM) is 50.
Therefore, the least common denominator (LCD) is 50.
14/50, 45/50

Step-by-step explanation:
Given functions are:

The operations on functions can be performed just as they are performed on polynomials
So

Combining like terms

Hence,

Keywords: Functions
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Answer:
2/4 . 4/6 . 2/3
Step-by-step explanation: