Consider the function f (x comma y )equals2 x squared minus 5 y squared minus 7 and the point (negative 2 comma negative 1 ). a. find the unit vectors that give the direction of steepest ascent and steepest descent at p. b. find a vector that points in a direction of no change in the function at p.

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?