Alg 2 Test (december 4th)

Question 1

Sum of cubes

Answer 1

(a + b)(a^2 - ab + b^2)

Question 2

Difference of Cubes

Answer 2

(a - b)(a^2 + ab + b^2)

Question 3

Conjugate root theorem

Answer 3

If a + bi is a root of a function, then a - bi is also a root of the function. Vice versa