Find the equation for the hyperbola described.Vertices at (-12, 0) and (12, 0); focus at (
, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: B
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Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cot 
A. 2.21 B. 127.53 C. 127.66 D. 2.08
Provide an appropriate response.The net price of a product is:
A. list price times single discount rate B. list price plus trade discount C. net price minus trade discount D. list price minus trade discount
Decide whether the dose is reasonable or unreasonable. If it is unreasonable, indicate whether it is too much or too little.Take 26 liters of cough syrup every four hours.
A. Unreasonable, too much B. Unreasonable, too little C. Reasonable
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, 
< ? < ?Find cos 
.
A. 
B. - 
C. 
D. - 