Evaluate without using a calculator by using ratios in a reference triangle.csc 240°

A. 2
B. -2
C.
D. - 

Answer: D

Mathematics

You might also like to view...

Find the value for the function.Find f(2x) when f(x) = .

A.
B.
C.
D. 2

View
Mathematics

Add or subtract as indicated. Simplify if necessary. - 1

A. - 
B.  
C. - 
D. - 

View
Mathematics

Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.1 ÷ 

A. 7
B. 8
C. 6
D. 9

View
Mathematics

Simplify by factoring. Assume no radicands were formed by raising negative numbers to even powers.

A. 25
B. 5
C. 5
D. 8

View
Mathematics