PDF chapter test TRY NOW

1. Find the degree of (2a^2 + 3ab - b^2) - (3a^2 - ab - 3b^2).
 
Answer:
 
Degree =
 
2. Simplify and find the degree of 6x^2 + 1 - \left[8x - \{3x^2 - 7 - (4x^2 - 2x + 5x + 9) \} \right].
 
Answer:
 
Degree =