Answer:
$0.15
Step-by-step explanation:
If the ratio of price is 1.80 per a dozen eggs, then you can set up the following ratio. 1.80:12=x:1, x=1.80/12=0.15. Hope this helps!
no it isn't. 2cos(x) is 2 multiplied by cos(x), cos (2x) is cos(2 multiplied by x) meaning 2x is the angle you're taking the cosine of. if you want to know what cos(2x) look up the double angle rule.
Answer:
1/6 in fraction or 0.166 in decimal