Welcome :: Homework Help and Answers :: Mathskey.com
Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

13,435 questions

17,804 answers

1,438 comments

222,505 users

Find a cubic polynomial function f with real coefficients that has the given complex zeros and x - intercept.

0 votes

Find a cubic polynomial function f with real coefficients that has the given complex zeros and x - intercept. (There are many correct answers.)

Complex Zeros                                x-Intercept

x = 4 ± 2 i                                           (-2, 0)

asked Jan 27, 2015 in TRIGONOMETRY by anonymous
reshown Jan 27, 2015 by goushi

1 Answer

0 votes

Step 1:

Complex zeros of cubic function image and image-intercept is image.

Zeros are image and image.

By using Factor theorem,

When image then image is factor of polynomial.

image

image

image

Apply the formula image.

image

image

image

image

image

image

Solution:

Cubic polynomial function is image.

answered Jan 27, 2015 by david Expert
edited Jan 27, 2015 by david

Related questions

...