Chapter 3.6, Problem 307E

Approximate the integral to three decimal places using the indicated rule.

307. j sin²(jrx)dx; trapezoidal rule; n = 6

308.

/ —1trapezoidal rule; n — 6

^J0 1+J?

rJx; Simpson’s rule; n ~ 3

Z-° S -X² ?

1. J e dx\ trapezoidal rule; n — 4
r ^{0 8}

.2

/ e x dx; Simpson’s rule; n = 4

J 0

-0.4 o

/

sin(x")£/x; trapezoidal rule; u—4 ⁷0

-0.4

J sinfx^t/x; Simpson’s rule; n — 4

-0.5

/ ^CQy^XZ/x; trapezoidal rule; n — 4

J o.i 1

-0.5

/ ^Xt/x; Simpson’s rule; n = 4

J 0.1 A