X=7.
9x-7y=63
9x-7 x 0=63
9x - 0=63
9x=63
X=7.
Y=-9
9 x 0 -7y=63
The norm of a vector
is equal to the square root of the inner product of
with itself.
a. 
b. 
Answer:
the hypotenuse would be 5 inches
Step-by-step explanation:
Answer:
B) is 085 degrees
Step-by-step explanation:
A) From point 'a', measure around 336 degrees bearring and then put the line there. Then, from point 'b' measure around 250 degrees when measuring north.
I hope this makes sense lol, I pretty much guessed the answered so don't expect a proper explanation. :'(
Anyways, there is a screenshot attached that might help.