Write the polynomial in completely factored form.
?
f(x) = x4 + 20x2 - 125
?
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Determine whether the series is convergent or divergent.
 Figure 3.png)
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Solve the equation by completing the square.5x2 - 2x - 1 = 0
A. 
B. 
C. 
D. 
Mathematics
Find the root if it is a real number.
A. 7 B. 5 C. 6 D. 36
Mathematics
Solve the problem.Find the area of the shaded triangle. Note it has its base on one of the axes. The area of a triangle is one-half, times its altitude, times the length of its base. 
A. 30 sq. units B. 15 sq. units C. 8 sq. units D. 5 sq. units
Mathematics