Find the limit, if it exists. 
-3
Mathematics
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Decide whether or not the given equation is an identity.tan(90° + x) = -cot x
A. Yes B. No
Mathematics
Translate the statement into symbols then construct a truth table.p = The forest is dark.q = The moon is full.The forest is dark or the moon is full.
A. 
| T | T | T |
| T | F | T |
| F | T | T |
| F | F | F |
B.
| T | T | T |
| T | F | F |
| F | T | F |
| F | F | T |
C.
| T | T | T |
| T | F | F |
| F | T | F |
| F | F | F |
D.
| T | T | F |
| T | F | T |
| F | T | T |
| F | F | F |
Mathematics
Calculate. Round to two decimal places if necessary.
A. 138.56 B. 6.32 C. 5.54 D. 208.44
Mathematics
Solve the problem.A building 220 feet tall casts a 70 foot long shadow. If a person looks down from the top of the building, what is the measure of the angle between the end of the shadow and the vertical side of the building (to the nearest degree)? (Assume the person's eyes are level with the top of the building.)
A. 19° B. 71° C. 18° D. 72°
Mathematics