Solve x2 + 3x + 1 = 0. (1 point) a) x equals the quantity of 3 plus or minus square root 13 all over 2 b) x equals the quantity of negative 3 plus or minus square root 13 all over 2 c) x equals the quantity of negative 3 plus or minus square root 5 all over 2 d)x equals the quantity of 3 plus or minus square root 5 all over 2

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?