Find a unit vector in the opposite direction of u.
u = 
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Provide an appropriate response.Simplify: 
A. 
B. 
C. 
D. 
Mathematics
Find an equation of a sphere with the given radius r and center C.  figure 1.png)
What will be an ideal response?
Mathematics
Fill in the blank with one of the words or phrases listed below. 
A polynomial with exactly 2 terms is called a(n) 
.
A. greatest common factor B. trinomial C. monomial D. binomial
Mathematics
Solve the quadratic equation using completing the square.7x2 + 30x - 25 = 0
A. 
B. 
C. 
D. 
Mathematics