Write the trigonometric expression as an algebraic expression containing u and v.sin(tan-1 u + tan-1 v)
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the system by graphing.
A. ? B. (5, 2) C. (2, 5) D. (3, 14)
Mathematics
Solve.In a certain location, the highest temperature recorded was 99°F. The lowest temperature recorded there was 130 degrees lower than the highest. What was the lowest temperature recorded there?
A. 0°F B. 31°F C. -31°F D. -138°F
Mathematics
Use the figure to answer true or false for the following problems:
1. If m? 1 =80° , then m ? GBD =80° .
2. ? and ?DCF are supplementary
3. If m ?3 = 35°, then m ?ECF = 35°
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4. D is on EC
5. BD+CE=BE .
6. C is the vertex of ?3.
Mathematics
Find the derivative of the function.
Mathematics