Keith has 4 dogs. i have 3 times as many dogs as keith. how many dogs do i have?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

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