1.find out real root of equation f(x)=0 by bisection method.
2.by iteration method.
3.regula false method.
4.by newton's raphon's method.
5.by euler's method.
6.by newton's backward interpolation formula.
7.by newton's forward interpolation formula.
8.by gauss forward interploation formula.
9.by gauss backword interpolation formula.
10.by using sterling formula.
11.by using lagreanges interpolation formula.
12.by newton's divend difference interpolation formula.
13.by simpsons 1/3 and
14.by simpson's 3/8 rule.
15.tropizodial rule.