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## Negative and Zero ExponentsSimpify each expression. Answers should include only positive exponents.1. Simplify (a^-3)(b^0) -3ab, 1/(a^3), 3a, b/(a^3) 2. Simplify x^-4 4x, 1/4 x, -4x, 1/(x^4) 3. Simplify (x^4*2x)^0 2x^5, 1/(2x^5), 1, (1/4)x^2 4. Simplify (a^0b^4)^3 a^3b^7, b^12, b^7, b^12/a^3 |