Use Cramer's rule to solve the system.4x - 3y - 2z = -7 -4y - 4z = -683x - 3z = 3
A. {(9, -9, -8)}
B. {(9, 8, 9)}
C. {(9, 9, 8)}
D. {(10, 7, 8)}
Answer: C
Mathematics
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A. (3, 0) B. (0, 3) C. no x-intercepts D. (3, 3)
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Provide an appropriate response.Which of the four methods of solving quadratic equations work(s) for any quadratic equation?
A. Completing the square and the quadratic formula B. Factoring C. The quadratic formula and factoring D. Finding square roots and the quadratic formula
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Use special right triangles to evaluate the expression.tan 30° - cos 45°
A. 
B. 
C. 
D. 
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Solve the equation.-6 = 
A. c = 3 B. c = 12 C. c = -8 D. c = -9
Mathematics