The augmented matrix is given for a system of equations. If the system is consistent, find the general solution. Otherwise state that there is no solution. 
A. (-1, 7)
B. x1 = -1 + 5x2
x2 = 7
x3 is free
C. x1 = -1 + 5x2
x2 is free
D. No solution
Answer: D
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Write the polynomial in standard form. Then find its degree and leading coefficient.4x3 + 3x4 - 8x5 + 12
A. -8x5 + 3x4 + 4x3 + 12, degree: 13, leading coefficient: -8 B. 4x3 + 3x4 - 8x5 + 12, degree: 5, leading coefficient: 4 C. -8x5 + 3x4 + 4x3 + 12, degree: 5, leading coefficient: -8 D. 4x3 + 3x4 - 8x5 + 12, degree: 12, leading coefficient: 4
Simplify the complex number to its rectangular form.
+ 
A. -2
j
B. 2
+ 4
j
C. -2
D. 2
- 4
j
Find the discount period.Loan made: Oct 27Length of loan: 210 daysDate of discount: Jan 25
A. 120 days B. 91 days C. 90 days D. 119 days
Solve the rational equation. If there is no solution, state this as your answer.
- 
= 
A. 
B. 
C. 
D. 