Answer:
(x,y)(-y,x)
Step-by-step explanation:
Answer:
that is not an equation can you restate it please
Step-by-step explanation:
Answer:
5 5/7
Step-by-step explanation:
Convert it to fractions:
30/7 and 4/3
Now multiply.
120/21
Simplify it:
5 5/7
The 2nd one I hope this helps
Given:
The expression is

To find:
The value of given expression when x=5.
Solution:
We have,

Substituting x=5 in the above expression, we get



On further simplification, we get




Therefore, values of the given expression at x=5 is 87.