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2026
Engineering Mathematics
Numerical Methods
easy
NAT
1 Mark
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Using the single-step trapezoidal rule, the value of
∫
0
0.5
(
1
+
16
x
−
20
x
2
)
d
x
\int_{0}^{0.5} (1 + 16x - 20x^2) \, dx
∫
0
0.5
(
1
+
16
x
−
20
x
2
)
d
x
is ______ (rounded off to two decimal places).
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