Sisay The Great xZMart S elde docx Colosseu P Take a TestAbd

Sisay The Great xZMart S elde docx Colosseu P Take a Test-Abdul Mohammed-Google Chrome https://www.mathxl.com/Student/PlayerTest aspx?testld 150018819&centenwin; yes FA 2016 MTH 163 08ON (8 WKS-19 OCTOBER) Test: Chapter 4 Post-Test This Question: 1 pt 9 of 9 (7 complete) v Use the Intermediate Value Theorem to show that the following function has a zero in the given interval Approx f(x) 4x4-3x2 7x- 1; [0,1] Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The polynomial has a real zero on the given interval because f(0) >0 and f(1)

Solution

f(x)=4x⁴-3x² +7x -1

f(0)=4(0⁴)-3(0)²+7(0)-1=-1

f(1)=4(1)⁴-3(1)²+7(1)-1= 4

Here f(0)<0   and f(1)>0

Hence the correct option is B