Provide an appropriate response.Why is factoring an important skill to master before beginning a study of rational expressions?
What will be an ideal response?
Factoring is used to find LCDs and when simplifying rational expressions.
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Sketch an abacus to represent the given number.635
A. 
B. 
The triangles are similar. Find the angle or side in the other triangle that corresponds to the given angle or side.B 
A. C B. T C. S D. R
Find the probability.A bag contains 13 balls numbered 1 through 13. What is the probability of selecting a ball that has an even number when one ball is drawn from the bag?
A. 
B. 
C. 6
D. 
Use Descartes' Rule of Signs to determine the possible number of positive and negative zeros of 
A) 3 positive reals or 1 positive real; 3 negative reals or 1 negative real B) 3 positive reals or 1 positive real; no negative reals C) no positive reals; no negative reals D) 3 positive reals or 1 positive real; 1 negative real E) 1 positive real; 3 negative reals or 1 negative real