Use graphing calculator to find the inverse of the matrix. Give 5 decimal places.A = 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve.Use the given graph of y = x2 - 2x - 15 to solve x2 - 2x - 15 = 0.
A. 5, 3 B. -3, 5 C. -5, 3 D. -5, -3
Mathematics
Write the first four terms of the sequence.
A. 1, 
, 
, 
B. 3, 
, 
, 
C. 1, 
, 
, 
D. 
, 
, 
, 
Mathematics
Evaluate the factorial expression.
A. 504 B. 252 C. 126 D. 30,240
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.Managers rate employees according to job performance and attitude. The results for several randomly selected employees are given below.
A. y = 1.35x + 2.81 B. y = -0.67x + 92.3 C. y = 1.02x + 11.7 D. y = 2.02x - 47.3
Mathematics