Answer:
A
Step-by-step explanation:
The projection of vector B on unit vector a is
(B•a)a
av(unit vector of v)= 1/√2(-1,1)
u•av= 1/√2 × (-5+7)= √2
(u•av)av= √2 × 1/√2(-1,1)= (-1,1)
Answer:
Step-by-step explanation:
I don't say u must have to mark my ans as brainliest but my frnd if it has really helped u plz don't forget to thank me...
Answer:
-242
Step-by-step explanation:
I am Cermet
Answer:
She answered 76 percent of the question correct.
Step-by-step explanation:
Convert fraction (ratio) 23 / 30 Answer: 76.6%