Express each of the following expressions as the sum of two squares: `(a^(2)+b^(2))(c^(2)+d^(2))`

Express each of the following expressions as the sum of two squares: (1+x^(2))(1+y^(2))

Express each of the following expressions as the sum of two squares: (1+x^(2))(1+y^(2))(1+z^(2))

Let's express the expressions as sum of two squares: 2(a^2 + b^2)

Express each of the following as the sum of two consecutive natural numbers : 21^(2) (ii) 13^(2) (iii) 19^(2)

Express each of the following numbers as the sum of three odd primes: (a) 21 (b) 31 (c) 53 (d) 61

Express each of the following numbers as the sum of three odd primes: (a) 21 (b) 31 (c) 53 (d) 61

Let's express the expressions as sum of two squares: a^2+ b^2 + c^2 +d^2 +2(ac - bd)

Factorize each of the following expressions : a^2-b^2-a-b

Express each of the following as the sum of two consecutive natural numbers : (I) 21^2 (ii) 13^2 (iii) 19^2

Express each of the following quadratic equations as the difference of two squares and solve 2x^2+2x+5=0