Find the inverse of the matrix (if it exists).
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: B
Mathematics
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Find the angle.sin-1 
A. 
B. 
C. 
D. 
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Use trial and error to factor the trinomial, or state that the trinomial is prime.5x2 + 3x - 2
A. (5x + 2)(x - 1) B. (5x - 1)(x + 2) C. (5x + 1)(x - 2) D. (5x - 2)(x + 1)
Mathematics
Evaluate the radical expressions or indicate that the root is not a real number.-
A. 6 B. -6 C. -1296 D. Not a real number
Mathematics
Solve the problem.The area of a trapezoid is 76 square feet. If the bases are 5 and 14 feet, find the altitude of the trapezoid.
A. 8 ft B. 4 ft C. 16 ft D. 1.5 ft
Mathematics