Find the global maximum and minimum of the given function on the square ?10 ? x ? 10, ?10 ? y ? 10. z = 7x2 + 7y2. The function has a maximum value of_____at _______. Do these maximums occur on the boundary of the square?______ The function has a minimum value of_____at _____ point(s). Do these minimums occur on the boundary of the square?______ z = 7x2 ? 7y2. The function has a maximum value of______at_______point(s). Do these maximums occur on the boundary of the square?_______ The function has a minimum value of____at_____ point(s). Do these minimums occur on the boundary of the square? _____ Solution 1400 at x=10 and y=10 minimum is same .