Solve the problem.At what interest rate must $5600 be compounded annually to equal $13,057.18 after 11 yr? (Round to the nearest percent.)
A. 7%
B. 10%
C. 9%
D. 8%
Answer: D
Mathematics
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Plot the zeros of the given polynomial on the number line together with the zeros of the first derivative.y = (x - 4)(x + 5)2
A. 
B. 
C. 
D. 
Mathematics
Find all the first order partial derivatives for the following function.f(x, y, z) = z(ex)y
A. 
= zyexy; 
= zxexy; 
= zexy
B. 
= zexy; 
= zexy; 
= exy
C. 
= zyexy; 
= zxexy; 
= exy
D. 
= zxexy; 
= zyexy; 
= exy
Mathematics
Solve the problem by integration.Find the x-coordinate of the centroid of the first-quadrant area bounded by 
and 
A. -1.442 B. -2.884 C. 0.685 D. 1.369
Mathematics
Find the domain of the indicated combined function.Find the domain of (fg)(x) when f(x) = 
and g(x) = 
.
A. Domain: (-?, ?)
B. Domain: 
C. Domain: 
D. Domain: [0, ?)
Mathematics