P MATH 10 REVIEW FOR TEST #1
Exponents — radicals —polynomials
This review assumes that students have already thoroughly reviewed the content of the three papers and gone over their hand-in assignments. A package of review material is available.
I Exponents
|
Rewrite
using a positive exponent: 2-5
= |
Write
as a power of 10 1
000 000 =
|
Find
the product:
|
|
Find
the quotient (use positive exponents):
|
Simplify
as far as possible:
|
|
|
Simplify:
|
||
II Radicals
|
|
|
III
Polynomials
|
12xy – 5xy + 2xy = 17a – 24b – 22a + 19b = (3a – 2b) – (5a + b) = |
|
|
|
(3y2 – y – 6) – (2y2 + 5y –7) = |
||
|
5(a+7b) = 3x(9y – 3c + 3) = |
3x(2x-3) + 2x(x+4) = (x+7)(x–2) = |
|
|
|
||
|
Special products: (x+2y)2 = (2x – 7)2 = (2x + 3)(2x – 3) = |
–5(3a + 5)2 = |
|
=
Long Division—do the following by long division and check by multiplying:
