EVALUATION: DIRECTION: Using your knowledge in rational exponent and applying the law of radical, decode the following. The First Man to Orbit the Earth In 1961, this Russian cosmonaut orbited the earth in a spaceship. Who was he? To find out, evaluate the following. Then encircle the letter that corresponds to the correct answer. These letters will spell out the name of this Russian cosmonaut. Have fun! 1. 144? Y. 12 Z. 14 2. 1697 0.9 U. 13 3. (19) Q. 25 В. -5 4. 216 Е. 16 I. 6 5. 625* G. 5 Н. 25 3 6. 92 А. 27 М.- 9 7. 25? F. -4 Х.4 8. 9(27): 9. (-343) S. 81 J. -81 R. -7 S. 7 10. 36? L. -16 D. 16 16\ 8 8 11. N. 27 P. 27 Answer: 1 2 3 4 5 6 7 8 9 10 11

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