If the length of the rectangle in terms of x is 8^2 + 4 + 7 and its width is 7 + 8, what is the perimeter of the rectangle? * 16^4 + 22^2 + 30 16^4 + 22^2 + 15 16^2 + 22 + 30 16^2 + 30 + 15 6. What is the simplified form of (4^0)(5^2)(6^1)(100^0)? * 25 150 1 10 7. Which of the following expressions when simplified is equal to 1 ? * 3^2/3^0 (4^5)^0 0^3 (5a^0)^2