Select the polynomial that is divisible by (x−1).(1 point) p(x)=3x3+2x2−x

p(x)=5x3−4x2−x

p(x)=x3+2x2+3x+2

p(x)=2x3−3x2+2x+1

Based on what i know about mean, this doesn't add up.

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums. what is the probability that the applicant who gets the job plays drums or guitar?