Solve the equation for ? if 
. Do not use a calculator.
?
What will be an ideal response?
60°, 240°
Mathematics
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Add.Add 59, 2.8, 14.005, and 5.57.
A. 81.375 B. 81.376 C. 81.475 D. 82.375
Mathematics
Using a sum or difference identity, write the following as an expression involving functions of ?.sin 
A. 
cos ? + 
sin ?
B. sin ?
C. 
cos ? - 
sin ?
D. -cos ?
Mathematics
Factor completely.x3 + 6x2 - 8x - 48
A. (x3 - 8x)(x + 6) B. (x2 + 6)(x - 8) C. (x2 - 8)(x - 6) D. (x2 - 8)(x + 6)
Mathematics
Use the properties of summation notation to find the sum.
A. 10 B. 20 C. 36 D. 5
Mathematics