Perform the indicated elementary row operations in the stated order.
; 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Multiply.(x - 1)(x - 9)
A. x2 + 9x - 10 B. x2 - 10x - 11 C. x2 - 10x + 9 D. x2 - 11x + 9
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Use the given graph to find the x-intercepts.
A. -4, -7 B. -7, 4 C. 4, 7 D. -4, 7
Mathematics
Simplify.-(-5x4 - 7x3 - x2 + 2.6)
A. 5x4 - 7x3 + x2 - 2.6 B. 5x4 + 7x3 + x2 - 2.6 C. -5x4 - 7x3 - x2 + 2.6 D. 5x4 - 7x3 - x2 + 2.6
Mathematics
Use the square root property to solve the equation. 
2 = 
A. {10, -8} B. {5, -4} C. {8, -10} D. {4, -5}
Mathematics