Find the center and radius of the circle.(x - 4)2 + (y + 5)2 = 16
A. (-4, 5), r = 16
B. (4, -5), r = 4
C. (5, -4), r = 16
D. (-5, 4), r = 4
Answer: B
Mathematics
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Express the terminating decimal number as a quotient of two integers.9.75
A. 
B. 9
C. 
D. 
Mathematics
Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = (4x4y5 + 3)2
A. 
= 16x3y5; 
= 20x4y4
B. 
= 40x4y4(4x4y5 + 3); 
= 32x3y5(4x4y5 + 3)
C. 
= 2(4x4y5 + 3); 
= 2(4x4y5 + 3)
D. 
= 32x3y5(4x4y5 + 3); 
= 40x4y4(4x4y5 + 3)
Mathematics
Solve.
+ 
= -1
A. - 
B. 0
C. 5
D. No solution
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics