90%
Hope this helps :)
Answer: B: 90%
Step-by-step explanation:
Right on Edg 2020
Answer:
nope
Apply dot product which must = 0 for orthogonality.
In this case,
-(3)(2) + (-2)(-2) + (-3)(1) + (1)(4) = -1.
7 (x+12) - 4
7x + 48 -4
7x + 44
a
3