Provide an appropriate response.Suppose that you are solving a system of 4 linear equations in 4 variables by the row echelon method. If you use the transformation -7R3 + R4, which row or rows of the augmented matrix, if any, will change?
A. Row 3
B. Row 4
C. Rows 3 and 4
D. None
Answer: B
Mathematics
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Apply Green's Theorem to evaluate the integral.
(y2 + 1) dx + (x2 + 2) dyC: The triangle bounded by x = 0, x + y = 2, y = 0
A. -24
B. 0
C. 32
D. 
Mathematics
Solve the equation.
- x = 4
A. 6 B. -6 C. -5 D. 5
Mathematics
Graph the fraction on a number line.- 
A. 
B. 
C. 
D. 
Mathematics
Simplify.(64 - 18) ? [(80 + 10 ÷ 5) - (6 ? 6 - 3 ? 3)]
A. 2494 B. 2530 C. 2587 D. 2630
Mathematics