Solve.The length and width of a rectangle have a sum of 86. What dimensions give the maximum area?

A. Length 42 and width 44
B. Length 34 and width 52
C. Length 33 and width 53
D. Length 43 and width 43


Answer: D

Mathematics

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Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.  x + y + z = 92x - 3y + 4z = 7

A. Cramer's rule does not apply since D = 0; 
B. Cramer's rule does not apply since D = 0; 
C. Cramer's rule does not apply since D = 0; ?
D. Cramer's rule does not apply since D = 0; 

Mathematics

Solve the equation.4 - 3(y - 9) = 9 + 2y

A.
B.
C.
D.

Mathematics

Compute the product or state that it is undefined.  

A.

B.

C.

D. Undefined

Mathematics

Write in exponential form: log ¹? 0.0001 = –4

Mathematics