<span>I think the answer would be:
B) y= 4 cos 2 theta</span>
Answer:
A pack of pencil' price=$8
Price went up=$12
increasing percentage = change/original x100
= (12 -8)/8 x100
=4/8 x100
=50%
Answer:
A. 0
Step-by-step explanation:
An interpretation of that expression is

This expressions results in

Unfortunately these aren’t expressions, these are equations that are not equivalent.
Answer: $184,514.91
Time would be 38 years.