A line segment AB divide in to 7 equal parts P and Q are two points on the line write the ratio of ,
a) AB:PQ
b) AP:BQ
c) AQ:BP

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?