The Universe (or Universal Set) is defined as the collection of all possible elements. If A and B
are subsets within this Universe, could you come up with real world examples where A
and A B = Universe?
Your example must satisfy both conditions. Be sure t
Math 55 Lesson 3
Section 3.4 #1
Paint Town sold 45 paintbrushes, one kind at $8.50 and another
at $9.75 each. In all $398.75 was taken in for brushes.
How many brushes of each kind were sold?
Number of
brushes
Cost per brush
Money Paid
A
B
45
$ 8.50
$ 8.5
Math 55 Problems week 8
Bobby
Exercise 6.5 #1
* Could not paste radical symbol here, so again I used the letters, "RS".
Rationalize the denominator:
RS 5/3
=RS 5/3 * 3/3 * multiply by 1, choosing 3/3. This will make the denominator a perfect square*
=RS 5
Well here I go again
Section 4.4
Problem #35
X4 + 50X2 + 49
(X2 +1)(X2 + 49)
Section 4.5
Problem #7
35y2 + 34y +8
(7y+4)(5y+2)
Section4.6
Problem #77
Y3 8
(y-2)(y2+2y-4)
Section 4.8
Problem #41
(a-4)(a+4)=20
a2-16=20
a2=36
a=6
Math 55 week 7
Section 6.1 Problem #11
Sq Root of 0.0036 = .06
Section 6.2 Problem #61
3 sq root of X15
Sq root of X 15/3 = X5
Section 6.3 Problem #37
(4sq root of 64)(4sq root of 64)
4 X 4 sq root of 4
Section 6.4 Problem #33
Sq root of 4a-4 + sq root of