Question
The area of the region R = \ (x, y): 5 x^2 y 2 x^2+9 \ is :
BITSAT
Mathematics
Area Under Curves
2023
BITSAT 2023 (Memory Based Paper 2)
BITSAT Mathematics Question (2023) — Solution
Options
- A. 11 3 square units
- B. 12 3 square units
- C. 9 3 square units
- D. 6 3 square units
Answer
B. 12 3 square units
Step-by-step solution
aligned & Required area =2 _0^ 3 (2 x^2+9-5 x^2 ) d x \\ & =2 [9 x-x^3 ]_0^ 3 =2[9 3 -3 3 ]=12 3 . aligned
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