Perform the indicated operations. Write the resulting polynomial in standard form.4x(-12x - 7)
A. -12x2 - 28x
B. -48x2 - 7x
C. -48x2 - 28x
D. -76x2
Answer: C
Mathematics
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Find an equation of variation in which y varies inversely as x and the following is true.y = 6, when x = 18
A. y = 
B. y = 
C. y = 108x
D. y = 
Mathematics
The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x).f(x) = 
A. g(x) = 
B. g(x) = 
C. g(x) = -3
D. g(x) = 
- 3
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 2x + 4, g(x) = 
x - 2
A. Yes B. No
Mathematics
?Use matrices to solve the system of equations (if possible). Use Gaussian elimination with back-substitution or Gauss-Jordan elimination.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?no solution
Mathematics