2 SE
17. 20
WO
Ans: 0.786
. Using Simplex method, maximize Z = 5x1 + 7x2 subject to
2x1 + 3x2 313 3x1 + 2x2 < 12
X1, X220.
[6]
Ans: Max. value of z is 31 at (2, 3)
Show that the equation f(x) = x3 - 18 = 0. has only one
positive root. Using bisection method, find the positive root
correct to 3 places of decimal in the interval (2,3). [6]
Ans: 2.621
OR
Use Newton-Raphson method to find the positive root of
x + 3x - 5 = 0 lying between 1 and 2 correct to three places
of decimals.
[6
Ans: 1.154
let
1
20
WC
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