Given f(x) and g(x), find the sum or difference as indicated.If f(x) = 5
and g(x) = 
, find f(x) - g(x).
A. 6
B. 7
C. 10
D. 7a
Answer: B
Mathematics
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Provide an appropriate response. Combine the complex numbers: (7 - i) + (-3 + 4i)
A. 6 + i B. -10 - 5i C. 4 - 3i D. 4 + 3i
Mathematics
Provide an appropriate response. Under which of the following conditions of k will this quadratic, x2 + kx + 36 = 0, have one real root?
A. k = 6, -6 B. k = 12 C. k = 12, -12 D. k = 6
Mathematics
Rationalize the numerator.
?
What will be an ideal response?
Mathematics
Ions are atoms or groups of atoms with positive or negative electrical charges. The charges of some ions are given. Use these values to find the total charge. 
6 calcium, 13 sodium, and 3 borate
A. +34 B. -8 C. -10 D. +16
Mathematics