Try another version of this question Simplify `-sqrt(4 a^2)`, where `a\ge 0` Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question `-2a`
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Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question