what transformations are represented by the following coordinate graphing? (geometry)

(a, b) --> (a,-b)

(a, b) --> (a, b+5)

(a, b) --> (b,-a)

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Which strategy is used by public health to reduce the incidence of food poisoning?

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