Answer:
10
Step-by-step explanation:
20-(5×2)
5×2=10
20-10=10
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
Answer:a and point b
i hope i helped u
Step-by-step explanation:
Answer: to make 78 copies it cost 26 dollars.
Step-by-step explanation:
18 copies - 6 dollars
78 copies - x dollars
Hence,
