Simplify the expression using properties of exponents.Z4Z2a. z8b. z6c. z2d. z16===============================================================Simplify the expression using properties of exponents. Write your answer with positive exponents only. Assume that variables are not 0.a. 4y7zb. 4y7z5c. d. =========================================================================Simplify the expression using properties of exponents. Write your answer with positive exponents only. Assume that variables are not 0.a. b. 6r9c. 12r9d. ==============================================================================Simplify the expression using properties of exponents. Write your answer with positive exponents only. Assume that variables are not 0.a. b. c. d. ==================================================================================Simplify the expression using properties of exponents. Write your answer with positive exponents only. Assume that variables are not 0.a. 4y7b. c. d. ==========================================================================Write the following number in scientific notation.4,328,000,000a. 432.8 × 105b. 432.8 × 10-5c. 4.328 × 10-9d. 4.328 × 109=======================================================================Write the following number in standard notation.3.4 × 10-6a, 0.0000034b. 0.00000034c. 3,400,000d. 34,000,000=============================================================Which of the following shows the correct first step when multiplying the numbers below using scientific notation and properties of exponents?(4.2 × 108)(3.6 × 10-4)a. (4.2 × 3.6)(108 + 10-4)b. (4.2 + 3.6)(108 × 10-4)c. (4.2 + 3.6)(108 + 10-4)d. (4.2 × 3.6)(108 × 10-4)================================================================Divide the numbers below and write your answer in scientific notation.a. 4.5 x 1023b. 0.5 x 107c. 5.0 x 106d. 5.0 x 108==================================================================Multiply the numbers below and write your answer in scientific notation. (4.5 × 106)(2.5 × 105)a. 11.25 × 1030b. 11.25 × 1011c. 1.125 × 1010d. 1.125 × 1012=======================================================================

# Simplify the expression using properties of exponents.Z4Z2a.

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