PDF chapter test TRY NOW

1. Identify the like terms: 12x3y2z, y3x2z, 4z3y2x, 6x3z2y, 5y3x2z
 
Answer:
 
The like terms are
 
(Note: Select \(2\) or more choices if necessary.)
 
2. Find the unit digit of \(124^{128} \times 126^{124}\).
 
Answer:
 
Unit digit \(=\)