Page 15

Section 4.7

15

14. Use Newton’s Method to approximate the x-coordinate intersection of y = 2x5 + 2x3 and y = −2x4 + 10x2 + 20x. A. 2.236

B. 1.380

C. 1.716

D. 1.627

15. Use Newton’s Method to find the greatest x-coordinate of the intersection of y = 3x4 − 21x2 and y = 18x2 − 90. A. 3.162

B. 2.340

C. 5.477

D. 1.732

16. Use Newton’s Method to find the largest solution of x5 − 2x4 + 3x3 − x2 + 4x + 7 = 0. A. 7

B. 0

C. −0.826

D. 1.427

17. Use Newton’s Method to find the largest solution of x7 − 4x3 + 2x2 − 1 = 0. A. −1.498

B. −1

C. 1

D. 2.502

m4  
m4  
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