6. A function is defined by f(x) = Asin(Bx) + C, -n < x ST, where A, B, CE Z. The following diagram represents the graph of y = f(x). (4) Find the value of / (i) A; 2 (ii) B; (iii) C. -1- (-) -2 -

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 2SE: If a functionfis increasing on (a,b) and decreasing on (b,c) , then what can be said about the local...
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6. A function is defined byf(x) = Asin(Bx) + C, –n S x < T,
where A, B, C E Z. The following diagram represents the
graph of y = f(x).
Find the value of |
(i) A;
(ii) B;
(ii)
C.
-1.
(-)
7. Consider the function g(x) = 4 cos x + 1, a < x< where a <
a. For a = –, sketch the graph of y = g(x). Indicate clearly the maximum and minimum
values of the function.
b. Write down the least value of a such that g has an inverse. I
c. For the value of a found in part (b), write down the domain of g-1. [
d. For the value of a found in part (b), find an expression for g(x).
bewritten in tie form
Transcribed Image Text:6. A function is defined byf(x) = Asin(Bx) + C, –n S x < T, where A, B, C E Z. The following diagram represents the graph of y = f(x). Find the value of | (i) A; (ii) B; (ii) C. -1. (-) 7. Consider the function g(x) = 4 cos x + 1, a < x< where a < a. For a = –, sketch the graph of y = g(x). Indicate clearly the maximum and minimum values of the function. b. Write down the least value of a such that g has an inverse. I c. For the value of a found in part (b), write down the domain of g-1. [ d. For the value of a found in part (b), find an expression for g(x). bewritten in tie form
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