Y = kx
Y is the total cost
The number of dvds is x
The cost of each one ($12) is k
y = $12x
Or instead of Y you can but T for total cost
t = $12x
Answer:
144
Step-by-step explanation:
radius is half of a diameter so that means you need to multiply 72 times 2
Answer:
16
Step-by-step explanation:
The magnitude can be found by using the PythaGORAS THEOREM:-
PQ = √[ (-3 - (-5))^2 + (4 - 2)^2 ]