4×6=6×4 is an example of what property

Which equation can be simplified to find the inverse of y = 2x2?

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

What is not true about kl and mn? what is mn? (show )