Jessica and Josh are selling Entertainment Books to raise money for the art room at their school. One book sells for $15. Jessic
a received the prize for selling the most books in the school. Jessica sold 18 times more books than Josh. Together they sold 209 books. How many did each one of them sell?
1 answer:
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Answer:
See explanation
Step-by-step explanation:
The given trigonometric equation is .
We take the inverse cosine of both sides to get:
to the nearest degree
None of the options satisfies the given equation.
But if the question is actually;
Then;
.
.
.
.
Or
.
In this case the answer will be B