Find the roots of the given polynomial equation. 1. X^4-4x^3+3x^2+4x-4=0
2. X^3+9x^2-x-105=0

How is the number of vertices for a prism related to the name of the prism

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.