c. d . Rewrite each of the following using exponents. Determine the numerical value. 6) second power of 10 a. 100 b. 1000 1 d. 10 7) fourth power of 5 a. 625 b. 3.125 C. 125 25 8) 2x2x2x2x2x2x2x2 a. 356 b. 156 C. 56 d. 256 9) 8x8x8 a. 212 b. 412 512 812 10) 15 x 15 325 b. 225 125 d. 425 11)25 x 25 x 25 x 25 a. 625 b. 9,625 C. 3,625 d. 390.625 12) 6 to the 5th power is a. 7,776 b. 1,776 C. 776 d. 76 c . d. C. .