Question: What is the probability of obtaining exactly 3 heads in 5 coin flips, where the probability of heads is 0.5?
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Math question: Find the limit as x approaches 0 of [(1 - cos(x)) / xΒ²] using L'Hospital's Rule.
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Math question: Graph the inequality 3x + 4y β€ 20. Find the coordinates of all points satisfying this inequality within the given graphing constraints.