Use the given information to find the equation of the circle.Center: (2, -3); passes through the point (7, -7)
A. (x - 2)2 + (y + 3)2 = 41
B. (x + 2)2 + (y - 3)2 = 41
C. (x - 2)2 + (y + 3)2 = 
D. (x + 3)2 + (y - 2)2 = 41
Answer: A
Mathematics
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Simplify.(7-2 × 2-4)-1
A. 
B. 76 × 26
C. 72 × 24
D. 
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Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.sin 
? sin 
?
A. 
B. 
C. 
D. 
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Solve the problem.Find (f + g)(-4) when f(x) = x - 6 and g(x) = x + 2.
A. 0 B. -4 C. -16 D. -12
Mathematics
Find the x-value of all points where the function has relative extrema. Find the value(s) of any relative extrema.f(x) = 2xe-x
A. 
, relative maximum
B. (-1, -2e), relative minimum
C. 
, relative minimum
D. (-1, -2e), relative maximum
Mathematics