Consider the function f(x, y, z) = x 2−3y 2−z 2 . All parts refer to this function f. a. Find the absolute maximum and absolute minimum values of f(x, y, z) subject to the constraint x 2 + y 2 + z 2 = 9.

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?