Exercise 1
1.
Like
2.
Like
3.
Unlike
4.
Unlike
5.
Like
Exercise 2
1.
11x
2.
5a
3.
11m²
4.
3p
5.
9y
Exercise 3
1.
4x and 6x
2.
5a² and 9a²
3.
7m and 8m
4.
x² and 5x²
5.
3ab and 2ab

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