8.3 / Simplified Form for Radicals
I. Square Root Review:
1.
(definition)
2.
3.
(provided
x $ 0)
4.
5.
same as
II. Examples (p.474): Problems #4,14,18,22,24
8.3 / Simplified Form for Radicals (continued, p.2)
III. Irrational Numbers (p.59):
any real number that cannot be written in
simplified fraction form (a/b, a & b are Integers)
e.g., ___ (most famous irrational #)
ð+1, 2ð, 2
,2
!1, e, e/2, 1.010010001...
IV. Rationalized Denominator (p.471):
denominator w/
is NOT rational, no
is rational
8.3 / Simplified Form for Radicals (continued, p.3)
V. Examples (pp.474-475): Problems #8,12,48ab
HW: pp.474-475 / Problems #13-25(odd),39,47ab,
49,51
All good things
must come to an end...