Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter8: Polynomials
Section8.1: Adding And Subtracting Polynomials
Problem 44PPS
Related questions
Question
Please help 27
![a. Find a formula for the interest rate, r, required to achieve a balance of B in
the account after 3 years.
b. What interest rate will yield a balance of $1100 after 3 years?
$
EXERCISES
Graph each function and its inverse.
15. f(x) = x + 2
18. f(x)=x5
10
21. f(x) = x² + 2x + 4
22. f(x) = −(x + 2)² - 5
24. For f(x) = x² + 4, find f-¹(x). Then graph f(x) and f-¹(x).
Find f-1(x). Then state whether f-1(x) is a function.
25. f(x) = 2x + 7
26. f(x) = −x − 2
28. f(x) = -1/1/2
29. f(x) = (x - 3)² + 7
x²
1
1
x + 2
32. f(x) = (x - 1)²
-
31. f(x)
Warm un
=
3
34. If g(x)=x² + 2x¹ find g¯¹(x).
000
000
F4
16. f(x) = |2x|
19. f(x) = [[x]]
%
F5
Graph each equation using the graph of the given parent function.
35. f(x)=√x + 5, p(x) = x²
36. y = 1 ± √x - 2, p(x) = x²
V
38. y = 2√x - 4, p(x) = x5
37. f(x) = -2- √x + 3, p(x) = x³
Given f(x), find f-1(x). Then verify that
2
f and f-1 are inverse functions.
40. f(x) = (x-3)³ + 4
39. f(x) = − 1/3x + 21/1/2
MacBook Air
F6
&
7
17. f(x) = x³ - 2
20. f(x) = 3
23. f(x) = (x + 1)² − 4
◄◄
F7
1
27. f(x) ===
30. f(x) = x² - 4x + 3
2
(x - 2)³
33. f(x)
www.
-
DII
F8
DD
F9](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb805b29b-1703-42be-83a9-c544ba7b8f1b%2F056f0c1d-25e7-4b3f-a92f-fcd8c670b92b%2F8arnfer_processed.jpeg&w=3840&q=75)
Transcribed Image Text:a. Find a formula for the interest rate, r, required to achieve a balance of B in
the account after 3 years.
b. What interest rate will yield a balance of $1100 after 3 years?
$
EXERCISES
Graph each function and its inverse.
15. f(x) = x + 2
18. f(x)=x5
10
21. f(x) = x² + 2x + 4
22. f(x) = −(x + 2)² - 5
24. For f(x) = x² + 4, find f-¹(x). Then graph f(x) and f-¹(x).
Find f-1(x). Then state whether f-1(x) is a function.
25. f(x) = 2x + 7
26. f(x) = −x − 2
28. f(x) = -1/1/2
29. f(x) = (x - 3)² + 7
x²
1
1
x + 2
32. f(x) = (x - 1)²
-
31. f(x)
Warm un
=
3
34. If g(x)=x² + 2x¹ find g¯¹(x).
000
000
F4
16. f(x) = |2x|
19. f(x) = [[x]]
%
F5
Graph each equation using the graph of the given parent function.
35. f(x)=√x + 5, p(x) = x²
36. y = 1 ± √x - 2, p(x) = x²
V
38. y = 2√x - 4, p(x) = x5
37. f(x) = -2- √x + 3, p(x) = x³
Given f(x), find f-1(x). Then verify that
2
f and f-1 are inverse functions.
40. f(x) = (x-3)³ + 4
39. f(x) = − 1/3x + 21/1/2
MacBook Air
F6
&
7
17. f(x) = x³ - 2
20. f(x) = 3
23. f(x) = (x + 1)² − 4
◄◄
F7
1
27. f(x) ===
30. f(x) = x² - 4x + 3
2
(x - 2)³
33. f(x)
www.
-
DII
F8
DD
F9
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