Simplify.
A. 4
B. 16
C. 4
D. 4 
Answer: C
Mathematics
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Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
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Find the axis of symmetry of: y= -4x²+8x-3
What will be an ideal response?
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Graph the parabola.y2 - 9x = 0
A. 
B. 
C. 
D. 
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Answer the question.List all numbers that must be rejected as possible solutions.
- 
= 
A. 7, 17, 4 B. 0 C. There are no numbers that must be rejected. D. 7, 17
Mathematics