_____ and _____ are factors of 10 which form a pair that adds up to -7.
10 can be written as
1 x 10
2 x 5
(-1) x (-10)
(-2) x (-5)
The pair that adds to -7 is -5, -2.
why are the pair of interior angles formed by traversal and two parallel line adds up to 180 ?
Find a proper positive factor of 48 and a proper positive multiple of 48 which add up to a perfect square. Can you prove that there are infinitely many such pairs?