Business Mathematics/Business Statistics Mathematics 4 Semester/Term AIOU — Allama Iqbal Open University 2016
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Paper text
saltar ( p-to-Date Papers) B.Com cli,lii,iv smester
80
Allama Iqbal Open University
Level: Bachelor
Paper: Business Matiematics and Statistics- (1429)Max Marts: 1o0
Semester: Spring 2016
Time: 3 Hours
Pass Marks: 40
Note:Attempt five questions. Afl carry equal marks,
O.1
a)Solve quadrate equation 1v
=14x-8
b)Solve the meugality x - 15 ≤ 10
0.2
Consider the Inear equation 3x - 6y = 24
What is the slope of the represented by the given equation?
b）
What is the slope of any line parallel to the given line?
What is the slope of any line perpendicular to the given line?
d)
How many different lines are perpendicular to this line?
Find the equation of the line which is perpendicular to the given
line and which passes through the point (2,5).
0.3：
a)Determine the slope-intercept from the linear equation which
passes the point (7.2) and is parallel to the line y=8.
b)
Given the equation (x+y)3=24-x
Rewrite the equation in slope-intercept form.
Identify the slope and y-intercept
三）
0.4.
Intercept the meaning of the slopc.
a)Solve the following system of equations by using Cramer's
rule.
X.+2X、-3x，=24
2x， -4x，+X3=12
5X，-6X2+9x，=16
bj
The solution to a system of equations having the form AX = B
can be found by the matrix multiplication. Find the solution set
for the following equations.
X，+2X，+4X，=5
4X，-4X，+6X，=0
3入，+7X，-3X，
= 7
0.5：
4)A graduating class consists of 52 percent women and 45
percent men, 20 percent are encineering majors. It a pradunte i
slected a tandon from the class. what is the prakaLia ta m
student is a male engincerng major?A male majoring in some
thing other than engineering?
An automobile dealer has eight different car models. The deale
can display only four in the showroom. How many differen
combinations of cars can the dealer select for the showroon?
