DigiPen (USA) Corp. c 2012
Homework 2:
Part I:
1- Solve the following equalities and inequalities. Express the solution as a set or an interval
respectively. Write down any conditions on the variable
DigiPen (USA) Corp. c 2012
1- Give f o g(x) and g o f(x).
f(x) = x + x; g(x) = (4 x)
2- Find the roots of the following equations:
a. 3 + 2 = 0
b. 2 + 8 = 0
c. 5 7 + 2 = 0
d. 6 2 + 5 = 0
e. 2 ! + = 0
DigiPen (USA) Corp. c 2013
1- Rewrite the following terms in the form .
a.
b.
c.
d.
2- A man deposits in the bank the sum of $6000 with a yearly interest of 2%. Calculate the
amount th
DigiPen (USA) Corp. c 2013
Simplify the following (you might have to expand first or get rid of the imaginary in the
denominator for example):
1- 12 3 + 2 5
2- 4 2 6 5
3- 36 + 13 12
4- 32 + 5 + 2
5- 2
DigiPen (USA) Corp. c 2012
Homework 4:
1- Specify the degree of the following polynomials:
a- Px = 3x + 2x 7x
b- Px, y, z = 2xy z + 5z + x y
c- Px, y, z =
d- Px, y, z =
+
e- Px, y, z = xy +