One factor of the polynomial 3x3 + 20x2 - 21x + 88 is (X + 8). What is the other factor of the polynomial? (Note: Use long division.) OA (3x2 - 4x+11)

B. (3x - 4x)

C. (3x2 +11)

D. (3x2 + 4x - 11)

What are the soultion(s) to the quadratic equation 40- x^2=0

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.