Provide an appropriate response.Indicate whether the following statement is true or false.If every element in one column of a 3 x 3 matrix is 0, but all other elements in the matrix are nonzero, the determinant of the matrix is 0.
A. False
B. True
Answer: B
Mathematics
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Write an expression in terms of the given variable(s) that represents the indicated quantity.The cost of having an electrician spend h hours at your house if the electrician charges $48 for coming to the house and $x per hour for labor
A. 48 + x dollars B. 48h + x dollars C. 48x + h dollars D. 48 + hx dollars
Mathematics
Given functions f and g, perform the indicated operations.f(x) = 3 - 7x,g(x) = -5x + 7Find f + g.
A. -5x + 3 B. -2x C. -12x + 10 D. -2x + 10
Mathematics
Solve for the indicated variable.A = 
, for r
Express the answer using ln.
A. r = 
B. r = ln 
C. r = 
D. r = ln 
Mathematics
Express as a single logarithm.logbs - logbb
A. log2b
B. logbs - b
C. logb
D. logb
Mathematics