How often do severe earthquakes occur?

Find an equation in standard form of the parabola that passes through (-2, 9), (-4, 5), and (1, 0)

Ricks boss often appriciates him for his work.how is rocks boss affecting his proformence

Emmanuel has had a sharps exposure at work and has reported the incident, his employer has offered him an immediate confidential medical evaluation and follow-up care. what can he expect from the exam?