Use variables to REWRITE the following sentences more formally. 1. Are there numbers with the property that the sum of their squares equals the square of their sum?

2. Given any real number, its square is nonnegative.

He had fished in the river since ten years and he was a good fisherman. he know where to found the slim sliver chilwa fish, a big beautiful mahseer and the long moustache singhara. he know where the river was deep but where it is shallow; he knew which baits to use - which fish like worms and which liked gram. edit the above