Find the average value of the elliptical paraboloid 7x^2 + 3y^2 = z over the region -1 lessthanorequalto x lessthanorequalto 1 and -1 lessthanorequalto y lessthanorequalto 1.

Jane evaluates x^2-3x+5 for x=2 below. step 1: (-2)^2-()+5 step 2: =-4+6+5 step 3: =7 what, if any, was jane’s mistake? a)jane made no mistakes. b)jane incorrectly evaluated(-2)^2 in step 2. c)jane incorrectly added the terms in step 3. d)jane incorrectly substituted in x=-2in step 1.