Find the determinant of the matrix and determine if the matrix is invertible 
What will be an ideal response?
?1, invertible
Mathematics
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A decimal point is used when working with dollars, but the decimal point is not necessary when working with cents. For each dollar amount, give the equivalent amount expressed as cents.$1.81, and $0.17
A. 18.1, and 17 B. 1.81, and 17 C. 181, and 17 D. 181, and 170 E. 181, and 1.7
Mathematics
Find the vertex of the parabola.f(x) = 3x2 + 18x + 32
A. (5, -3) B. (-3, 5) C. (3, -5) D. (-5, 3)
Mathematics
Find the indicated matrix.Let B = [-1 6 4 -3]. Find -2B.
A. [2 6 4 -3] B. [-2 12 8 -6] C. [2 -12 -8 6] D. [-3 4 2 -5]
Mathematics
Solve the problem.A card is drawn from a well-shuffled deck of 52 cards. What is the probability of getting a red 3?
A. 
B. 
C. 
D. 
Mathematics