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Chapter 4: Q. 102 (page 211)

Is13a zero of f(x)=4x3-5x2-3x+1? Explain.

Short Answer

Expert verified

13is not a zero of functionlocalid="1646143603596" f(x)=4x3-5x2-3x+1becousef13鈮�0

Step by step solution

01

Step 1. Given data 

The given function is

f(x)=4x3-5x2-3x+1

Zero of the function is 13

02

Step 2. Verification 

Substitute 13 for x in the function

role="math" localid="1646143292347" f(x)=4x3-5x2-3x+1f13=4133-5132-313+1f13=-0.04f13鈮�0

13is not equal to zero so 13is not a zero of the function

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