Answer: If you mean the math definiton then a quantity or parameter that does not change its value whatever the value of the variables, under a given set of conditions.
Answer:
Yes
Step-by-step explanation:
Answer:

Step-by-step explanation:
²
Calculate sum
²
To raise a fraction to a power raise numerator and denominator to that power
-3 x 
Calculate product
- 
Subtract fractions
-