Unit 2 Review – Equivalent Algebraic Expressions
1. Factor each of the following.
a)
b)
c)
2. Find the x-intercepts for the function
3. Text page 132 #4, 6g, 7 – 10, 12 – 15 and page 134 #5 - 7
4. Provide a sketch of each graph. Include the domain range of each function as well.
a)
b)
5. Binomial theorem. Text page 469 #23abcde
Answers
1. a) (5x – 2y)(x + y) b) (y – 2x - 1)(y + 2x + 1) c) (n + 3)(n²+2) 2. ½, -1/2, and -3.
4. a) Simplifies to f(x) = x – 1. A straight line with y-intercept of -1. Also has a hole at (-1, -2). D:
R:
b) Simplifies to
(-2, -1/6). D:
. Has vertical asymptote at x =4, horizontal asymptote at y = 0. Also has a hole at
R: