Current location - Training Enrollment Network - Mathematics courses - Mathematical analysis, question 4. How? Tomorrow is the final term, Great God. Teach it quickly. thank you
Mathematical analysis, question 4. How? Tomorrow is the final term, Great God. Teach it quickly. thank you
Construct a function g (x) = the square of x.

Lagrange theorem is used in [a, b] respectively.

And Cauchy mean value theorem.

Combine two equations.

Get the equation to be proved.

The process is as follows: