Without solving, determine the character of the solutions of the equation in the complex number system.x2 - 8x + 16 = 0
A. a repeated real solution
B. two unequal real solutions
C. two complex solutions that are conjugates of each other
Answer: A
Mathematics
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Find the flux of the curl of field F through the shell S.F = 2yi + 4xj + cos(z)k ; S: r(r,?) = 3 sin ? cos ?i + 3 sin ? sin ?j + 3 cos ?k, 0 ? ? ? 2? and 0 ? ? ? 
A. 18? B. 18 C. -36? D. 36?
Mathematics
Provide an appropriate response.Use a calculator to evaluate 392.
A. 1,521 B. 981 C. 78 D. 381
Mathematics
Find an equation of the tangent to the curve at the point by first eliminating the parameter.
 FIGURE 1.png)
Mathematics
Perform the indicated operations and simplify the result.
- 
+ 
A. 
B. 
C. 
D. 
Mathematics