Shifting a graph of a quadratic function f(x) = x^2+ ax + b vertically down 12 units, and horizontally to the left 4 units, we obtained y = x^2. What are the values of a and b? Express your answer as decimals.

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

A10 inch cookie cake is divided into 8 slices. what is the area of 3 slices

Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer