Find the exact value, given that sin A = -4/5 with A in quadrant IV, 
with B in quadrant III, and 
with C in quadrant II.tan 2A
A. - 
B. - 
C. 
D. 
Answer: C
Mathematics
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Given that ? is an angle in standard position whose terminal side contains the given point, provide the exact value of the indicated function.(-6, 9) Find tan ?.
A. 
B. - 
C. - 
D. - 
Mathematics
Evaluate the expression for the given values of the variables, if possible.-
a = 16
A. -4 B. Not an integer C. -6 D. 4
Mathematics
Solve the problem.Find the length of the missing side of the similar triangles.
A. 20 B. 24 C. 6 D. 18
Mathematics
Factor completely, if possible.9x2 - 49
A. (3x - 7)2 B. Prime C. (3x + 7)(3x - 7) D. (3x + 7)2
Mathematics