College Mathematics l.U1.GA2.Unit 1 Problem Set
Unit 1 Assignment 1: Unit 1 Problem Set
Learning Objectives and Outcomes
a Use fundamental concepts of algebra to work with expressions and mathematical models.
- Plot points in the rectangular coordinate sy
MA1210 College Math 1
Wynoard Williams
10/13/2015
Exercise 3.1
School of Technology
2
y=0.022 x + 0.25
1.)
a.) Find the avg RAM installed on PCs in the year 2007
2
y=0.022 x + 0.25
2
y=0.022(7) 0.25
y=1.078+0.25
y=1.328
b.) If this trend continues, in whi
MA1210 College Math 1
11/4/2015
Lab 5.1
.1) a. A = X*Y
b. 150 = 2X + y
c. Y = 150 2X
2
d. A = X * Y = X * (150 2X) = 150X 2 X
2
e. f(x) = -2 X 150 X
f.
b
150
150
=
=
=37.5 ( max ( X value ) )
2a
4
2 (2 )
) ( )
(
g. Y = 150 2(37.5) = 75 (Y value)
h. A = X
MA1210 College Mathematics I
Wynoard Williams
9/22/2015
Exercise 1.1
School of Electronics Technology
1.) 24x 180; the formula for estimating the number of smartphone users, in millions, since
2010; x represents the number of years past 2000; find the pro
MA1210 College Math 1
10/22/2015
WYNOARD WILLIAMS
Exercise 4.1
School of Electronics Technology
1.) In power system generalized Ohm and Kirchhoff laws can be sufficient, but more
important you need to know the philosophy of the problem you solve. for othe
MA1210 College Math 1
11/6/2015
Wynoard Williams
Exercise 5.1
1. a Cost function = C(x) = 1800 + 8x
b Average Cost functions =
1800+8 x
x
1800+ 8 (200 )
=$ 98
( 200 )
c AC(200) =
AC(1500)
AC ( x )=
1800+ 8 ( 1500 )
=$ 20
( 1500 )
d Average Cost functions
MA1210 College Mathematics 1
Wynoard Williams
9/29/2015
Exercise 2.1
School of Electronics Technology
V =2 t+13
1.)
a. How many views did the video have after 1 hour (t = 1)
V =2 1+ 13
V =2+13
V =15
b. How many views did the video have after 4 hours ( t =
MA1210 College Mathematics I
Wynoard Williams
Wynoard Williams (19767546)
Lab 2.1
Factoring Polynomials
1
a.) X^2 14X + 45
X^ 2 14X + 45; 9 * 5 gives you 45 & -9 + (-5) gives you -14 so your answer would be
(X 9) (X 5)
b.) X^2 8X +15
X^2 8X +15; 3 * 5 giv
College Mathematics l.U2.GA2.Unit 2 Problem Set
NAME: Will/(L
Unit 2. Assignment 3: Unit 2 Problem Set
Learning Objectives and Outcomes
4. Solve linear equations.
Solve rational equations with variables in the denominator.
Soive a formula for a given var
Algebra Review
Systems of Linear Equations
(continued)
Elimination Method
i. Write the equations in standard form:
Ax + By = C.
ii. Multiply one or both equations by appro-
priate numbers so that the sum of the
coefficient of one variable is 0.
iii. A
Section 1.5
Quadratic Equations
Definition of a Quadratic Equation
A quadratic equation in x is an equation that can be written
in the general form
ax 2 +bx +x =0,
where a, b, and c are real numbers, with a 0. A quadratic
equation in x is also called a se