Find the inverse, if it exists, for the matrix.
A. 
B. The inverse does not exist.
C. 
D. 
Answer: B
Mathematics
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Solve the equation.3(6 - 3x) = 
A. x = -3
B. x = 
C. x = 9
D. x = 3
Mathematics
Solve the problem.Ryanne's imported car has a gas tank that holds 41 liters of gas. She filled her tank at the beginning of a trip and used 7 gallons during the trip. How many liters of gas remained in her tank at the end of the trip? Round your answer to the nearest hundredth if necessary.
A. 39.15 L B. 26.53 L C. 196.39 L D. 14.47 L
Mathematics
Simplify.If P(x) = 3x + 3, find P(-x).
A. -3x - 3 B. -6x C. 3x - 3 D. -3x + 3
Mathematics
For the following functions, use linearization and the values of 
at a b to estimate z (x, y) .
Mathematics