1. roots √

2. √ √ √ √ √ 49 = 225 = 1.21 = -36 = 49 225 = 7 15 1.1 No real solution 7 15 ±√±√ 400 = = √ √ ± 20 49 225

3. m 2 = 36 m = ±√36 m = 6 and -6 √ 3 √ 3 √ 3 125 1000 -27 1 2 3 4 5 6 7 8 List of perfect cube numbers 9 10 11 12 1  1  1 1 2  2  28 3  3  327 4  4  464 5  5  5125 6  6  6216 7  7  7343 8  8  8512 9  9  9729 10  10  101000 11  11  111331 12  12  121728 = 5 = 10 = -3

4. Wyatt wants to fence in a square portion of the yard to make a play area for his new puppy. The area covered is 49 square feet. How much fencing should Wyatt buy? 7 ft 7 + 7 + 7 + 7 28 ft

5. Pages 69 – 70 1 – 22 and Pages 79 – 80 1 - 16

6. √ √ √ √ √ 49 = 225 = 1.21 = -36 = 49 225 = ±√±√ 400 = =

7. m 2 = 36 m = √ 3 √ 3 √ 3 125 1000 -27 1 2 3 4 5 6 7 8 List of perfect cube numbers 9 10 11 12 = = =