Given matrix A, find the indicated minor or cofactor.Find the cofactor A12.A = 
A. 5
B. -9
C. 9
D. -2
Answer: B
Mathematics
You might also like to view...
Find all real numbers in the interval [0, 2?) that satisfy the equation.2 sin2 x = sin x
A. 
B. 
C. 
D. 
Mathematics
State whether the given pair of expressions are like terms. If they are like terms, add them.-8m4, 5m4
A. Yes; -3m8 B. No C. Yes; -3m4 D. Yes; -12m
Mathematics
Find the number of subsets of the set.{0}
A. 2 B. 0 C. 4 D. 1
Mathematics
List all the elements of B that belong to the given set.B = {19, 
, -16, 0, 
, , 0.06, -7?, 0.444...}Irrational numbers
A. {
, -7?, 0.444...}
B. 
C. {
, -7?}
D. {
}
Mathematics