1. Combine like terms: -a + a + a + a - a - a + a - a - a
2. Group and simplify: (-a + a) + (a - a) + (a - a) + (a - a) + a = 0 + 0 + 0 + 0 + a = a
Thus, the simplified expression is: 0
Frequently asked questions (FAQs)
Q: What is the angle in radians whose tangent value is 0.6?
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What is the standard form equation for an ellipse with vertices (–4, 0) and (4, 0), endpoints of major axis (0, –5) and (0, 5), and foci (–3, 0) and (3, 0)?
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Math question: Find the absolute minimum value of the function f(x) = x^2 + 3x - 5 over the interval [-2, 4].