Crista pays $126 for 28 swimming lessons. Bill pays $30 for 6 lessons. 1. Who is paying more per swim lesson?
2. How much more per lesson is he or she paying?

Please answer both questions in sentence form. Include how you solved the problem - what did you do? Be specific!

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x, y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis