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- 1. If for a real continuous function f(x), you have f(a) f(b)<0, then in the interval [a,b] for f(x)=0, there is (are) a. One root b. Two roots c. An undeterminable number of roots d. No root e. At least one root.

- 1. If for a real continuous function f(x), you have f(a) f(b)<0, then in the interval [a,b] for f(x)=0, there is (are) a. One root b. Two roots c. An undeterminable number of roots d. No root e. At least one root.

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter5: Graphs And The Derivative
Section5.1: Increasing And Decreasing Functions
Problem 32E: For each function, find a the critical numbers; b the open intervals where the function is...
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Q9: Choose the right answer for the following: 1. If for a real continuous function f(x), you have f(a) f(b)<0, then in the interval [a,b] for f(x)=0, there is (are) a. One root b. Two roots c. An undeterminable number of roots d. No root e. At least one root. A 2. A continuous time system described by the input output relation y(t) = x(t-1) is a. Linear and time variant b. Linear and not time variant c. Nonlinear and time variant d. Nonlinear and not time variant A discrete time LTI system having an impulse response h(n) = (²-)¹u(n) is ( h 3 4. a. Stable and causal b. Stable and not causal c. Unstable and causal d. Unstable and not causal The system is stable if there is, a. One root in the right hand side. b. Two roots in the right hand side. c. No root in the hand side. d. All roots in the hand side. (1
Transcribed Image Text:Q9: Choose the right answer for the following: 1. If for a real continuous function f(x), you have f(a) f(b)<0, then in the interval [a,b] for f(x)=0, there is (are) a. One root b. Two roots c. An undeterminable number of roots d. No root e. At least one root. A 2. A continuous time system described by the input output relation y(t) = x(t-1) is a. Linear and time variant b. Linear and not time variant c. Nonlinear and time variant d. Nonlinear and not time variant A discrete time LTI system having an impulse response h(n) = (²-)¹u(n) is ( h 3 4. a. Stable and causal b. Stable and not causal c. Unstable and causal d. Unstable and not causal The system is stable if there is, a. One root in the right hand side. b. Two roots in the right hand side. c. No root in the hand side. d. All roots in the hand side. (1
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