# ECO406 Assignment 1 Solution and Discussion

• Question no.4
Calculate the future value (Pt) of a principal or present amount (Po) i.e. Rs.
450 at 14% interest rate, three years from now when compounded annually.
(Marks: 3)

Solution Idea • Question no.2
Solve the following equation by factorizing method and find the values of
X.
2X2
-4X-30=0
(Marks: 5)

2×2-4x=0
2-4x=0
4x=-2
x=-2/-4
x=1/2

• Question no. 1
Which among the followings are identities and which are equations, and
why?
I. 4(x-1) +1=x-3(1-x)
II. x(x-1) =x(x-2) +6
(Marks: 2)

4( x-1)+1=x-3(1-x)
=4x-4+1 =x-3+3x
=4x-3 =4x-3 This is identity.
2.x(x-1) x(x-2)+6
This is equation.

• @cyberian
SEMESTER SPRING 2020
MATHEMATICAL ECONOMICS (ECO406)
ASSIGNMENT
DUE DATE: 11TH JUNE, 2020
MARKS: 15
Question no. 1
Which among the followings are identities and which are equations, and
why?
I. 4(x-1) +1=x-3(1-x)
II. x(x-1) =x(x-2) +6
(Marks: 2)
Question no.2
Solve the following equation by factorizing method and find the values of
X.
2X2
-4X-30=0
(Marks: 5)
Question no.3
Solve the following equation and find the value of unknown(x).
6 2 2 3
5 37 5 2
x x
x x
 

 
(Marks: 5)
Question no.4
Calculate the future value (Pt) of a principal or present amount (Po) i.e. Rs.
450 at 14% interest rate, three years from now when compounded annually.
(Marks: 3)
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• @cyberian pleaseprovide solution  1

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• ## SOLVEDENG508 Assignment 1 Solution and Discussion ENG508 - Semantics and Pragmatics • eng508 assignment 1 solution discussion fall 2019 • • zareen

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