Answer & Explanation:
To find the direction cosines of the vector a is need to divided the corresponding coordinate of vector by the length of the vector. The coordinates of the unit vector is equal to its direction cosines. Property of direction cosines. The sum of the squares of the direction cosines is equal to one.
Answer:
Its is C! :)
Step-by-step explanation:
Hope you do Great! :)
brainliest would be nice:)
Expand (x - 4)²
(x - 4) (x - 4) = x² - 4x - 4x + 16
x² - 8x +16
