Find all minors of the matrix.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: B
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = x2 - 7; x ? 0
A. Domain and range: all real numbers B. Domain: [-7, ?); range: [0, ?) C. Domain: all real numbers; range: [-7, ?) D. Domain: all real numbers; range: [7, ?)
Mathematics
Decide whether or not the correct factored form of the polynomial is given.15y2 + 19y + 6(3y - 2)(5y - 3)
A. Yes B. No
Mathematics
Find the value of the determinant.
A. 130 B. -12 C. -90 D. 80
Mathematics
Find the domain of the rational function.f(x) = 
A. {x|x ? 0} B. {x|x ? -1} C. {x|x ? 1} D. all real numbers
Mathematics