Express `(1+a^2)(1+b^2)` as the sum of two squares.

Express (1 + a^2)(1 + b^2)(1+c^2) as the sum of two squares.

The sum of the squares of the first n positive integers 1^2 + 2^2 + 3^2 + ………+ n^2 is (n(n +1)(2n+1))/(6) . What is the sum of the squares of the first 9 positive integers?

Sum of the areas of two squares is 544 m^(2) . If the difference of their perimeters is 32 m. find the sides of two squares.

Sum of the areas of two squares is 468\ m^2 . If the difference of their perimeters is 24 m, find the sides of the two squares.

Sum of the ares of two squares is 544 m^2 . if the difference of their perimeters is 32. find the sides of two squares.

Sum of the ares of two squares is 544 m^2 . if the difference of their perimeters is 32. find the sides of two squares.

Find the sum of the product of the integers 1,2,3…..n taken two at a time and over the sum of their squares.

If the sum of the roots of x^(2) + bx + 1 = 0 , is equal to the sum of their squares, then b =

The value of a so that the sum of the squares of roots of the equation x^2-(a-2)x-a+1=0 assume the least value is

Let A=[(3,2,5),(4,1,3),(0,6,7)] Express A as sum of two matrices such that one is symmetric and the other is skew symmetric.