Convert the angle from degrees to radians. Express the answer as a multiple of ?.-270°
A. -3?
B. - 
C. - 
D. 
Answer: C
Mathematics
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Perform the indicated operation and simplify. Write the answer in the form a + bi.(5 - 8i)2
A. -39 B. 10 - 16i C. -39 - 80i D. 25 + 64i
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 
Mathematics
Determine if the function is concave up or concave down in the first quadrant.y = x3/2
A. Concave up B. Concave down
Mathematics
Convert the equation to the standard form for a hyperbola by completing the square.4y2 - 16x2 + 16y - 64x - 112 = 0
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics