Question: 1. Simplify. Write your answer without negative exponents. Do not use a calculator. (a) -22 + 20 + 2-1 3 ( b ) 7x3 y?

1. Simplify. Write your answer without negative exponents. Do not use a calculator. (a) -22 + 20 + 2-1 3 ( b ) 7x3 y? 28x- 2 y 2. Simplify. Do not use a calculator. (a) 6+ V8 (b) - V-54 2 3. Solve for the indicated variable. Simplify as much as possible. (a) c= atb 2 for b ( b ) 3 -X- 2y = for y

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