Solve using Cramer's rule.6x + 5y = 122x + y = 0
A. (6, -3)
B. (3, -6)
C. (-6, -3)
D. (-3, 6)
Answer: D
Mathematics
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Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.(
- 6)(
- 2)
A. x
+ 
+ 12
B. x
+ 12
C. x
+ 12
D. x
- 2
- 6
+ 12
Mathematics
Solve using a matrix on a graphing calculator.
A. (-14.5, -16.2, 0.9) B. (-7.3, -8.1, 0.5) C. (-18.2, -20.2, 1.1) D. (-3.6, -4.0, 0.2)
Mathematics
Find all values of the variable for which the rational expression is undefined. State "no values" if none exist.
A. 2 B. 4 C. 7 D. 8
Mathematics
Provide an appropriate response.What is true when marginal revenue and marginal cost are equal?
What will be an ideal response?
Mathematics