real and imaginary parts of the numbers below. 41/2 b) (-4)1/2 c) 11/3

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8. SOLAR SYSTEM The average distance Earth is from the Sun is about 9.296 × 107 miles, and the average distance Mars is from the Sun is about 1.4162 × 108. About how many times as far is Mars from the Sun as Earth is from the Sun? F 0.7 1 G 0.9 9. Write (8x) in radical form. A 8√√√x 10. Evaluate 125. F 5 H 1.3 J 1.5 8. B √8x C 8√8x D x√8 9. G 25 H 625 J 3125 10. 12. Which is the equation for the nth term of the geometric sequence 6, 12, 24, ...? Fan = 6.2" Gan = = 2.3n Han 3.2n = 13. Which equation represents exponential decay? = Ja 3.2"-112. A y = 0.5x³ B y = 0.5x² - х C y = 0.5(1.07) * D y = 0.5(.87)* 13. YA x = 14. 14. Which equation corresponds to the graph shown? Fy=3x+2 Gy=2(3 + 1) H y = 2(3x) Jy (2 3) +1 15. A weight lifter can deadlift 275 pounds. She can increase the weight W(x) that she can lift according to the function W(x) = 275(1.05)*, where x represents the number of training cycles completed. How much will she deadlift after 5 training cycles? A 334 lb B 369 lb Ο X C…

Perform the indicated operations. Let k be a natural number. (a) (-1)6 (b) (-1)73 (c) (-1)2019 (d) (-1)2k (e) (-1)2k + 1 (f) (-1)2k - 1 Need Help? Read It