Beginning Algebra, 11th Edition

(Marvins-Underground-K-12) #1














Perform each indicated operation. Assume that all variables represent nonnegative real
numbers. See Example 3.











































































Find the perimeter of each figure.









3
2

2246 k^7 - k 2496 k^3 2316 a^4 b^5 - ab 2354 ab^2


  • 523256 z^4 - 2 z 2332 z - 10234 m^4 - 3 m 2332 m


224 p^5 - 5 p 2416 p 8 k 2354 k+ 62316 k^4

524 m^3 + 82416 m^3524 x^3 + 32481 x^3

6238 p^2 - 22327 p^252327 x^2 + 8238 x^2

3 k 224 k^2 h^2 + 9 h 254 k^36 r 227 r^2 s^2 + 3 r 212 s^3

22125 x^2 z+ 8 x 280 z 4 p 263 m+ 6228 mp^2

5275 p^2 - 4227 p^24232 k^2 - 628 k^2

328 x^2 - 4 x 22 2218 b^2 - 3 b 22

275 x^2 +x 2300 220 y^2 +y 2125

227 r+ 248 r 224 x+ 254 x

232 x- 218 x 2125 t- 280 t

52432 + 22432 # 244 82348 + 10233 # 2318


32324 + 62381 22448 - 24243

516 CHAPTER 8 Roots and Radicals


7 √ 2

4 √ 2

3 √ 5 5 √^5

6 √ 5

Perform the indicated operations. Express all answers in simplest form.

































Perform each operation. See Section 8.1.













Simplify each radical. See Section 8.2.


  1. 2288 81. 27500 82. 2 x^2 y^6 , xÚ0, yÚ 0


A 26 B^2 A 225 B^2232 # 234


PREVIEW EXERCISES

21 - 422 - 4122112 21 - 622 - 41121 - 32

21 - 1022 - 41321 - 82 21 - 222 - 41521 - 32

21 - 522 - 41121 - 62 21 - 722 - 41121 - 82

212 - 122 + 16 - 1 - 3222 213 - 122 + 12 - 1 - 1222

21 - 3 - 122 + 11 - 422 21 - 9 - 322 + 13 - 822

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