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Algebraic Expressions

1. Let x≠ ±y. Evaluate:

algebra1
Solution:
algebra1

2.Simplify:

algebra2
Solution:
algebra2r

3.Solve and find out the conditions:

algebra3
Solution:
algebra3r

4. Simplify:

algebra3-1
Solution:
algebra4r

5. Solve and find out the conditions:

algebra5
Solution:
algebra5r

6. Simplify:

algebra6
Solution:
algebra6r

7. Solve and find out the conditions:

algebra7
Solution:
algebra7r

8.Solve:

algebra8
Solution:
algebra8r

9. Simplify:

algebra9
Solution:
algebra9rr.gif 

10. Simplify:

algebra10
Solution:
algebra7r

11. Simplify:

algebraicke-vyrazy-11-z.gif

Solution:

algebraicke-vyrazy-11-r.gif


12.  Simplify:

algebraicke-vyrazy-12-z.gif
Solution:
algebraicke-vyrazy-12-r.gif

13. Simplify:

algebraicke-vyrazy-13-z.gif
Solution:
algebraicke-vyrazy-13-r

14.Simplify:

algebraicke-vyrazy-14-z
Solution:
algebraicke-vyrazy-14-r

15.Simplify:

algebraicke-vyrazy-15-z
Solution:
algebraicke-vyrazy-15-r

16.Simplify:

algebraicke-vyrazy-16-z
Solution:
algebraicke-vyrazy-16-r

17.Simplify:

algebraicke-vyrazy-17-z
Solution:
algebraicke-vyrazy-17-r

18.Simplify:

algebraicke-vyrazy-18-z
Solution:
algebraicke-vyrazy-18-r

19.Simplify:

algebraicke-vyrazy-19-z
Solution:
algebraicke-vyrazy-19-r

20.Simplify:

algebraicke-vyrazy-20-z
Solution:
algebraicke-vyrazy-20-r