Find the determinant of  by the method of expansion by cofactors using column 3.
?

A. -14
B. 24
C. -4
D. -24
E. -34


Answer: D

Mathematics

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Determine whether or not the first number is divisible by the second number42,020; 4

A. No B. Yes

Mathematics

Provide an appropriate response.A major advantage to using an escrow account is:

A. all of these apply to escrow B. it assures the lending agency that property taxes and insurance will be paid in a timely fashion C. the borrower is not required to include an amount for property taxes and insurance each month with their mortgage payment D. the monthly mortgage payment will be reduced by the tax and insurance payment

Mathematics

Solve.An elliptical riding path is to be built on a rectangular piece of property that measures 8 mi by 4 mi. Find an equation for the ellipse if the path is to touch the center of the property line on all 4 sides.A = 8 miB = 4 mi 

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  +  = 1

Mathematics

Decide whether the ordered pair is a solution of the given system.(5, -1)2x + y = 113x + 2y = 17

A. No B. Yes

Mathematics