Math 261: Practice # 4 (Chapter 5)
1- Add the polynomials: Pg. 346: 19, 20, 23, 24, 25, 26, 29, 30
2- Subtract the polynomials: Pg. 347: 57, 58, 62, 65, 66, 67, 68, 71
3- Multiply the polynomials: Pg. 357: 46, 47, 48, 53, 56
4- Use formulas for Special Case Products:
a) Multiply the conjugates (Sum and Difference): Pg. 365: 27, 29, 30, 33, 34, 35, 36, 40
b) Square the binomials (Sum): Pg. 365: 45, 46, 47, 48, 57, 58, 61
c) Square the binomials (Difference): Pg. 366: 49, 51, 52, 55, 56, 59, 60
5- Dividing a Polynomial by a Monomial: Pg. 384: 61, 62, 68, 70, 73, 74, 77, 78
6- Divide the polynomials using Long Division: Pg. 394: 15, 16, 17, 18, 19, 21, 22, 25, 26
7- Divide the polynomials using Long Division with missing power(s):
Pg. 394: 27, 28, 30, 33, 34
and
8- Write the number in decimal notation: Pg. 407: 79, 80, 81, 82, 87, 88, 89, 90
9- Write the number in scientific notation: Pg. 407: 91, 92, 94, 99, 100, 101, 102, 105, 106
10- Multiply or divide as indicated and write the answers in scientific notation.
Pg. 407: 108, 110, 118, 135, 136, 137, 138,
and
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11- Simplify the expressions and write the answers with positive exponents.
Pg. 407: 61, 62, 65, 66, 129, 130
and
(3x 4y 7) 2 (8x y 5) 3
12- Simplify the expressions and write the answers with positive exponents.
Pg. 407: 72, 74, 76, 78, 127, 128, 131, 132
and
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