Numerik

function f(x){return Math.pow(x,2) + 3*x - 6}
undefined
f(1)
-2
f(2)
4
function c(a,b){return b - ((f(b)*(b-a))/(f(b)-f(a)))}
undefined
c(1,2)
1.3333333333333335
f(c(1,2))
-0.22222222222222143
2-1.3
0.7
2-1.333
0.667
c(1.3,2)
1.3650793650793651
f(c(1.3,2))
-0.041320231796422746
2-1.33
0.6699999999999999
2 - c(1.33,2)
0.631911532385466
c(1.365,2)
1.3715632364493322
f(c(1.365,2))
-0.004124579072636969
2-1.371
0.629
c(1.371,2)
1.3721550776958091
f(c(1.371,2))
-0.0007252096661805041
2-1.372
0.6279999999999999
c(1.372,2)
1.3722536095417452
f(c(1.365,2))
-0.004124579072636969
c(1.372,2)
1.3722536095417452
f(c(1.372,2))
-0.0001592024744159204
2-1.3722
0.6277999999999999
c(c(1.372,2),2)
1.3722785932420452
f(c(c(1.372,2),2))
-0.000015682803498506814
f(2)
4
f(4)
22
f(22)
544
2-1.37227
0.6277299999999999
c(1.37227,2)
1.3722802078380232
f(c(1.37227,2))
-0.000006407661961915778
2-1.37228
0.6277200000000001
2 - (-1)
3
(-9) - (-1)
-8
-8 < 0
true