Can you give 10 pairs of single digit integers whose sum is zero?

Find two pairs of integers whose product is +15.

Find two consecutive positive odd integers, sum of whose squares is 290.

The number of N=6-(6(log)_(10)2+(log)_(10)31) lies between two successive integers whose sum is equal to (a)5 (b) 7 (c) 9 (c) 10

Find two consecutive positive integers, sum of whose squares is 365.

Find two consecutive positive integers, sum of whose squares is 613.

Find two irrational numbers such that their sum is a rational number. Can you find two irrational numbers whose product is a rational number.

whether the statement is true or false: n_(1), n_(2),...,n_(p) are p positive integers, whose sum is an even number, then the number of odd integers among them is odd.

Find the pairs of consecutive odd positive intergers both of which are smaller than 10 such that their sum is more than 11.