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Using horizontal strips, find the area bounded by y² = 4x, the y-axis and y = 3
A9/4 sq units
B3 sq units
C9/2 sq units
D27/4 sq units
Answer & Solution
Correct answer: A. 9/4 sq units
With horizontal strips, the integral of y²/4 from 0 to 3 is 27/12 = 9/4.
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