summation using syms and rounding

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dulanga
dulanga 2019-3-18
评论： dulanga 2019-3-19
is this way correct?Also want the number rounded to the first dp.
syms k
f = k-4/k-5;
v1 = subs(f, k, 1:3)
s_sum = sum(v1)
v2=subs(f,k,6:100)
s_sum2=sum(v2)
f=(0-4)/(0-5)
sum=s_sum+s_sum2+f
value = round(sum * 10) / 10
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Torsten
Torsten 2019-3-19
Because you have to multiply P1 and P2, not add them.

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