What percent commission does the sales person earn?

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

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