Answer:
the greater number will be the lcm if the other number is a multiple
Step-by-step explanation:
for example: the lcm of 2 and 4
the lcm is 4 as 2 and 4 are both multiples of 4
A.) the discount is $9
B.) the new price is $21
Work:
30% is turned to .30
so, $30 x .30 is $9.
that’s how much is taken off.
Answer:
I do 1 option for you as an example, you need to check the leftover by yourself.
Step-by-step explanation:
for d) y(0) = 0 and y'(pi) =0



Replace
we have
if and only if 
Hence the given solution does not work.
then, d is NOT the correct answer.