Find the inverse of the matrix A, if it exists.A = 
A. A-1 does not exist.
B. A-1 = 
C. A-1 = 
D. A-1 = 
Answer: B
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Use a trigonometric substitution to evaluate the integral.
A. 0.275 B. -1.099 C. 0.464 D. 0.232
Determine and list all the prime numbers in the given range.between 60 and 80
A. 61, 67, 71, 73, 79 B. 61, 63, 67, 71, 73, 79 C. 61, 63, 67, 73, 79 D. 61, 67, 73, 79
Provide an appropriate response.Investment grade bonds are characterized by: I. a high probability of being paid with few speculative risks II. the fact they are issued by companies in bankruptcy or in financial difficulty III. the fact they are issued by foreign governments
A. II only B. I only C. III only D. both I and III
Use the Factor Theorem to determine whether the linear polynomial is a factor of the second polynomial.x - 2; x3 + 13x2 + 34x - 48
A. Yes B. No