Solve the equation in the interval [0°, 360°). Give solutions to the nearest tenth, if necessary.3 sin2? - sin ? - 4 = 0
A. {180°}
B. {90°}
C. {0°}
D. {270°}
Answer: D
Mathematics
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Multiply. Do not simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Find the slope of the line containing the given points.(5, -5) and (5, -3)
A. - 
B. - 
C. 0
D. not defined
Mathematics
Write the matrix equation as a linear system of equations.
= 
A. 
B. 
C. 
D. 
Mathematics
Use your graphing calculator to graph the pair of functions for 
together on a single coordinate system. (Make sure your calculator is set to radian mode.)
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics