What fractions are greater than 1/2

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

What expression is equivalent to (2x-1)(x-3)?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9