Using trapezoidal rule and taking n=4, the approximate value of integral \\int_{1} ^{9} x^{2} d x is 2[\frac{1}{2}(1+9^{2})+\\alpha^{2}+\\beta^{2}+7^{2}], then

CGPET 2018 Solved Paper

Section: Mathematics

Question : 110 of 150

Marks: +1, -0

Using trapezoidal rule and taking n=4, the approximate value of integral

∫

x2dx is 2[

(1+92)+α2+β2+72], then

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x	1	3	5	7	9
y=x2	1	9	25	49	81