Solve the problem.Find the equation of the circle, written in the form 
, passing through the points 
A. x2 + y2 - 14x - 4y + 17 = 0
B. x2 + y2 + 14x + 4y + 28 = 0
C. x2 + y2 - 14x - 4y + 28 = 0
D. x2 + y2 - 7x - 2y + 28 = 0
Answer: C
Mathematics
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Find (P ? Q)(x).P(x) = x + 10; Q(x) = x - 3
A. x2 + 7x + 30 B. x2 - 7x - 30 C. x2 + 13x + 30 D. x2 + 7x - 30
Mathematics
Express the sum or difference as a product of sines and/or cosines.cos(4?) + cos(2?)
A. 2 sin(3?) sin ? B. 2 cos(3?) cos ? C. 2 cos(3?) sin ? D. 2 cos(3?)
Mathematics
Solve the logarithmic equation symbolically.230 + 10 log x = 180
A. No solution B. x = -50 C. x = -105 D. x = 10-5
Mathematics
Answer the question.When using the substitution or elimination method to solve a system of two equations, you end up with an equation stating 
What does this indicate to you about the system of equations?
What will be an ideal response?
Mathematics