Evaluate the determinant.
A. -90
B. 90
C. 66
D. -114
Answer: A
Mathematics
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Find the product.-7x7(6x8 - 2x7 + 9)
A. -42x8 + 14x7 - 63 B. -42x15 + 14x14 - 63x7 C. -42x15 + 14x14 + 9 D. -42x15 - 2x7 + 9
Mathematics
Match the function with its graph.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.y = 3x + 3y = -2x - 7
A. (-2, -2) B. (2, 3) C. (-2, -3) D. (-2, 3)
Mathematics
Provide an appropriate response.Fill in the blank to complete the statement. Each number in a matrix is called ? of the matrix.
A. an expansion B. a determinant C. a minor D. an element
Mathematics