Equate what is inside cosine with 
, base period and solve for x,
Hope this helps :)
Answer:50 cents. $5
Step-by-step explanation: each pound of sugar costs 50 cents. you can find that out by dividing the amount of sugar you have by the cost.
10.5 and 8.4 ......................,,,,,
It also belongs to set of natural numbers.
Hello!,
First we now they both equal 135
There both in ()
there both addition
I hope it helped!
