The short stairwell is made of solid concrete. the height and width of each step is 3 ft and the length is 5 feet. what is the total volume of the stairwell?

Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?

Factor this polynomial completely. 12x^2+ x-6