Region $R$ lies in the first quadrant with $x^2+y^2s$?
- A. 1
- B. 0
- C. 1/2
- D. 1/3
✅ Correct Answer: 1/2
Explanation
Region $R$ is a quarter circle of radius $2$ The line $y=x$ divides the region into two equal parts Area where $r>s$ equals half of the total area Probability $=1/2$
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