Express the answer in interval notation.. o (-∞,-9]U[-5,00)
o(-9, -5]
o (-9,5)
o [-5, ∞)

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

4+(2+x) can you me solve this problem

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?