Need help solving two problems only.5.2 #10 and 0.9.2 #18
4.
4 + 3.1
4. f(x) = 1
6. f(x) = 2 – V- 5
8. f(x) = 1 – 272.1 + 5
10. f(x) = 3 – Ýr – 2
12. (.r) = 3(1 + 1)² – 5. r.
11. l(.1) = 1r? + Ir + 1. 1 <
16. (1) =
1 – 3.1
1.7 + 2
11.r)
1 Week 6 Lex Section5.2 x Google Do XV My Drive - - * Best Pract: x
lege.com/file/7717e105-8c26-4778-8f57-3a9c6711799a/1/Section 5.2_Inverse Functions.pdf
M Assess
5.2.1
EXERCISES
In Exercises 1 - 20, show that the given function is one-to-one and find its inverse. Check your
answers algebraically and graphically. Verify that the range of f is the domain of j-1 and vice-versa.
1. f(r) = 6.1 – 2
2. S(:1) = 42 - 3
r - 2
3. f(1) =
4 + 3r
4. f(x) = 1 -
5
3
5. S(r) = V3.r – 1 + 5
6. |(.r) = 2 – VI - 5
7. f(x) = 3V1 - 1 - 4
8. S(:-) = 1 – 2 V2.0 + 5
9. S(x) = 93.1 – 1
10. /(x) = 3 - yr - 2
12. S(I) = 3(x + 4)2 – 5. 5
tion0.9_RadicalsandEquations.pdf
Prerequisites
0.9.2 Exercises
In Exercises 1 - 13, perform the indicated operations and simplify.
1. V 9x2
2. 818
3. 50y6
4. V4t2 + 4t + 1
5. W2 – 16w +64
6. (V12x - v3x)2 + 1
7.
c2-v2
2
24715
8.
327€8
23
9.
piz
10. Vx-**
X + 1
X
11. 3v1 - 12 + 3t
(201=) (-20)
2- + n( 313-)
12. 231 - Z + 2z
(1017) -
(-1)
13.
(2)
In Exercises 14 - 25, find all real solutions.
14. (2x + 1)2 + 8 = 0
15.
(1-2y)" 4
= 27
3
16.
1
1 + 213
= 4
17. V3x + 1 = 4
18. 5 - 2 + 1 = 1
19. x + 1 = 3x + 7
20. Y + 3y + 10 = -2
21. 3t+ 6-91 = 2
22. 2x – 1 = VX +3
23. W = 12 – w2
24. X-2 + x - 5 = 3
25. 2x + 1 = 3+4 - X
In Exercises 26 - 29, solve each equation for the indicated variable. Assume all quantities repre-
sent positive real numbers.
bh
26. Solve for h: 1 =
27. Solve for a: 6 =
53a4
16
X x
11. 3V1 12 13t
ਕਰ
21
+ 2z
(
(-1)
13.
3 (V1
2
Z
3
+ (3x)
2x - 1
ਹੈ
4- 25, find all real solutions.
2y4
1
3+ 8 = 0
15.
(1 -2y4
3
= 27
16.
1 + 2
= 4
18. 5 - 2 + 1 = 1
19. Y+ 1
y+ 10 = -2
22. 2x - 1
21. 3t + V6 - 9t = 2
2- we
24. Vx - 2+ VX - 5 = 3
25. V2x +
26 - 29. solve each equation for the indicated variable. Assume a
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