Помогите пожалуйста, очень срочно! Дан прямоугольник KLMN, P - это средняя точка MN, KP = a, NP = b. Вырази векторы MK и NM векторами a и b!

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?