Adelivery truck travels 22 blocks north, 17 blocks east, and 27 block south. what is it’s final displacement

Let the starting point as origin.

Let the  be the displacement vector of the truck from the origin.

The final displacement is the sum of all of the individual displacements.

units.

Here , i ,j are units vectors.

units

Magnitude of displacement,

units

answer: good job it's all correct !

explanation:

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).