$"$ Matlab, $,$ b$.,$ PS$06?$

$\%$ simps $3/8$

t $=[0153045607590]$; $\%$

s $=[00,50,8660310,866030,50]$; $\%$sin$2$theta

$=(90-0)/3$;

ne$=()$;

st$3=0$;

st$5=0$;

$$ i$=1$:$3$:n

st$3=$ st$3+3*$s$($i$)$;

$$

$$ i$=2$:$3$:n$-1$

st$5=$ st$5+3*$s$($i$)$;

$$

I$=(3*$he$/8)*($s$(1)+$s$($ne$)+3*$st$3+3*$st$5)()0153045607590$ Sin$(20)00,50,8660310,866030,50.1/3$: $1/3,6=090..3/83/8,=090."$