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Strips drawn parallel to the x-axis give what area left of y² = 4x up to y = 3?
A9/2
B9/4
C9/3
D3/4
Answer & Solution
Correct answer: B. 9/4
Using horizontal strips, the area is the integral of y²/4 from 0 to 3, which is 27/12 = 9/4.
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