Solve the equation.(y - 7) - (y + 2) = 4y
A. - 
B. - 
C. - 
D. - 
Answer: C
Mathematics
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Use a calculator to find the function value.sin 66°45'
A. 0.9188 B. 0.3947 C. 2.3276 D. -0.0266
Mathematics
Use the even-odd identities to find the exact value of the expression. csc 
A. - 
B. -2
C. 
D. 2
Mathematics
Identify and graph the conic section. Label the center and/or vertex as appropriate.7y2 - 7x2 = 63
A. circle; center (0, 0)
(-3, 0), (3, 0), (0, -3), (0, 3)
B. hyperbola; center (0, 0);
(0, -9), (0, 9)
C. hyperbola; center (0, 0);
(0, -3), (0, 3)
D. hyperbola; center (0, 0);
(-3, 0), (3, 0)
Mathematics
Graph the linear inequality.x + y < -2
A. 
B. 
C. 
D. 
Mathematics