Question
How to write a polynomial function with the integral coefficients that have the following roots:
#1.) 0, -1/2, 6
#2.) + or - 5i
#1.) 0, -1/2, 6
#2.) + or - 5i
Answers
drwls
#1 x(x+ 1/2)(x-6) = 0
Multiply it out to get the (cubic) polynomial.
#2 (x- 5i)(x +5i) = 0
Multiply it out and remember that i^2 = -1
Multiply it out to get the (cubic) polynomial.
#2 (x- 5i)(x +5i) = 0
Multiply it out and remember that i^2 = -1
sarah
1,2,3