Option B: (b-a)/(b+a) is the correct answer
Step-by-step explanation:
The given expression is;

First of all we have to take LCM in both numerator and denominator
So,

The reciprocal of the denominator will be multiplied with the numerator for simplification
So,

Hence,
Option B: (b-a)/(b+a) is the correct answer
Keywords: Fractions, expressions
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Answer:
I think it's parallel to the base through the vertex
Answer:
There are 3 common factors of 8 and 20, that are 1, 2, and 4. Therefore, the greatest common factor of 8 and 20 is 4.