Quotable puzzles relations and functions a.7e
directions: solve the following problems. match that answer to the correct letter of the alphabet. enter that letter of the alphabet on the blank corresponding to the problem number.

15 12 4 2 9 8 14 4 10 3 1 10 10 9 11 7

10 9 6 1 8 5 11 9 13 8 4 7 9 7 10 9
abcdefghijklm 9 0 -1 -16 18 16 -2 -4 3 2 -9 1 -3
nopqrstuvwxyz -7 4 5 7 8 23 -5 -8 15 -23 11 42 -18
simplify:
3
1. f(x)=2x–1 findf(5). 9. f(x)=x –2x–1
find f(-2). find f(2). find f(-1). find f(1). find f(-1). find f(5).
find f(-2).
2. f(x)=x –3x–1
3. f(x) = 2x + 5
2
4. f(x) = -2x – 5
findf(3).
10. f(x)=x +2x –1 11. f(x) = -4x – 8
12. f(x) = 2x – 10
+ x + 5
5. f(x) = x + 5
6. f(x)=6x +2x
7. f(x) = 1 x + 2x 4
8. f(x) = 4x – 5
32 13. f(x) = x – 2x
242
find f(0).
find f(-1).
find f(-7). 22
findf(1). 14. f(x)=x –21 find f(8). 15. f(x) = (x – 2)2 find f(2).