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Let f(x)=5 cosx. Complete parts (a) through (g) below. (a) What is the y-intercept of the graph of f? (Simplify your answer. Type an integer or a decimal.) (b) For what numbers x, -x≤x≤x, is the graph of f decreasing? (Type exact answers in terms of z. Use integers or fractions for any numbers in the expressions. Simplify your answers.) (c) What is the absolute maximum value of f? (d) For what numbers x, -2x≤x≤2x, does f(x) = 5? (Use a comma to separate answers as needed. Type an exact answer in terms of x. Use integers or fractions for any numbers in the expression. Simplify your answer.) (e) For what numbers x, -2x

Let f(x)=5 cosx. Complete parts (a) through (g) below. (a) What is the y-intercept of the graph of f? (Simplify your answer. Type an integer or a decimal.) (b) For what numbers x, -x≤x≤x, is the graph of f decreasing? (Type exact answers in terms of z. Use integers or fractions for any numbers in the expressions. Simplify your answers.) (c) What is the absolute maximum value of f? (d) For what numbers x, -2x≤x≤2x, does f(x) = 5? (Use a comma to separate answers as needed. Type an exact answer in terms of x. Use integers or fractions for any numbers in the expression. Simplify your answer.) (e) For what numbers x, -2x

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 36E
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These are easy questions Please answer both multiple choice question in the order to get positive feedback please answer with accuracy
Let f(x) = 5 cos x. Complete parts (a) through (g) below. f(x) = 5 for x = (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) f(x)=-5 for x= (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) 5 (f) For what numbers x, -2<x≤ 2*, does f(x) = - -? (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) (g) What are the x-intercepts of f? Choose the correct answer below. {x|x= OB. {x|x=k, k is an integer) (k-1) 2 OD. {x|x=2kx, k is an integer} O A. O C. {*} (2k-1) 2 = k is an integer -, k is an integer
Transcribed Image Text:Let f(x) = 5 cos x. Complete parts (a) through (g) below. f(x) = 5 for x = (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) f(x)=-5 for x= (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) 5 (f) For what numbers x, -2<x≤ 2*, does f(x) = - -? (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) (g) What are the x-intercepts of f? Choose the correct answer below. {x|x= OB. {x|x=k, k is an integer) (k-1) 2 OD. {x|x=2kx, k is an integer} O A. O C. {*} (2k-1) 2 = k is an integer -, k is an integer
Let f(x) = 5 cos x. Complete parts (a) through (g) below. (a) What is the y-intercept of the graph of f? (Simplify your answer. Type an integer or a decimal.) (b) For what numbers x, -≤x≤, is the graph of f decreasing? (Type exact answers in terms of . Use integers or fractions for any numbers in the expressions. Simplify your answers.) (c) What is the absolute maximum value of f? (d) For what numbers x, -2x≤x≤ 2x, does f(x) = 5? (Use a comma to separate answers as needed. Type an exact answer in terms of x. Use integers or fractions for any numbers in the expression. Simplify your answer.) (e) For what numbers x, -2x < x≤ 2x, does f(x) = 5? Where does f(x) = -5? f(x)=5 for x = (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) flul-- for w val
Transcribed Image Text:Let f(x) = 5 cos x. Complete parts (a) through (g) below. (a) What is the y-intercept of the graph of f? (Simplify your answer. Type an integer or a decimal.) (b) For what numbers x, -≤x≤, is the graph of f decreasing? (Type exact answers in terms of . Use integers or fractions for any numbers in the expressions. Simplify your answers.) (c) What is the absolute maximum value of f? (d) For what numbers x, -2x≤x≤ 2x, does f(x) = 5? (Use a comma to separate answers as needed. Type an exact answer in terms of x. Use integers or fractions for any numbers in the expression. Simplify your answer.) (e) For what numbers x, -2x < x≤ 2x, does f(x) = 5? Where does f(x) = -5? f(x)=5 for x = (Use a comma to separate answers as needed. Type an exact answer in terms of . Use integers or fractions for any numbers in the expression. Simplify your answer.) flul-- for w val
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