Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.2x + 4y = 43x + 6y = 6
A. 
B. 
C. (2 - 2y, y)
D. No solution
Answer: C
Mathematics
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Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).86°53'54''
A. 86.96 B. 86.90 C. 86.91 D. 86.86
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Find the domain of the rational function.g(x) = 
A. All real numbers except 0 and 36 B. All real numbers except -6 and 6 C. All real numbers except -6, 6, and -4 D. All real numbers
Mathematics
Provide an appropriate response.Use the FOIL method to find the product: (x + 6)(x + 5)
A. x2 + 30x + 30 B. x2 + x + 30 C. x2 + 11x + 30 D. x2 + 11x + 11
Mathematics
Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 
A. 
B. 
C. 
D. 
Mathematics