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Evaluate the arctangent of $-2$
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$\frac{3^2\arctan\left(3\right)}{2}+\frac{-\left(3-\arctan\left(3\right)\right)}{2}- \left(\frac{{\left(-2\right)}^2\cdot \left(-\arctan\left(2\right)\right)}{2}+\frac{-\left(-2-\arctan\left(-2\right)\right)}{2}\right)$
Learn how to solve differential calculus problems step by step online. Simplify (3^2arctan(3))/2+(-(3-arctan(3)))/2-(((-2)^2arctan(-2))/2+(-(-2-arctan(-2)))/2). Evaluate the arctangent of -2. Evaluate the arctangent of -2. Combine fractions with common denominator 2. Combine fractions with common denominator 2.