Math Written Dam 28 Marla) 1. Dafine one to one and onto function. Check whather the function
PR - R define by f(x) = 3x + 5 is bljective or not. Also find s)
edits
2. Prove that the straight lines joining the origin to the point of Intersection of the
2
line- = 1 and the curvex? + y2 = care at right angle ito
1
b
3. Using Birection method, Solvex - 4x+1 = Olying between 1 and 2 correct
to 2 places of decimals.
Or
Calculate Karl Paarton's Coefficient of skewness from the following frequency distribution.
30-40
40-50
50-60
60-70
70-80
Invertment 10-20 20-30
Frequency
12
18
20
15
10
2
4. Using Simplex Method: Maximize, Z = 3x + 2y subject to
2x + 3y = 12
2x + y S8
x, y 20
5. Find from First principle the derivative of 2x+ 3 . Find the local maxima and
local minime of the function f(x)= x - 6x + 9x + 12 Alre find point of
Inflection Ifedett.​