Answer:
The magnitude of the given vector is 40.72 units.
Step-by-step explanation:
The given vector is 
We know that for any vector 'r'
the magnitude is given by

Comparing with the given vector we have
x = -3
y = 40
z = 7
Thus the magnitude equals


Answer:
The brother received 25% and the sister received 75%
Step-by-step explanation:
Answer: I'm not sure if I'm right but i think it is A.) or maybe C.) I really don't know it could be any So please don't get mad at me if you get it wrong because of me
Step-by-step explanation:
24v9w9 + 28v5w7y8
Also sub to Stariceie E
I worked it out and I got south Africa