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Chapter Test 2A For questions 1−12, find the following products.
4
1.
3.
(–3)(2)(–8)
(− 9s 5t 5 )(−7s 4 t8 )
5.
( 4a 3b )( 3a 4 b2 )2
7.
2m
9.
(3p + 5q)(7p – 6q)
4 2 n
(5m 3 n 3 − 3mn − 9n4 )
11. (3a – 8)(3a + 8)
2. (2) (–3)
2
4. 3(4x – 1) – 5(x + 5)
6. 4c
( 6c3 − 5)
8. (y – 8)(y – 5)
(
10. ( m − 3) m
2
− 7m − 5
)
2
12. (3x − 5)
For questions 13 and 14, find the following quotients. 37 − 13 13. 12
2
14.
(4) (5) − 17 (3)(− 2) + 3
For questions 15−22, write each of the following in simplest form with positive exponents only.