Multiply to obtain an equivalent expression. Do not simplify.
? 
A. 
B. 
C. (x3 + 6x2 - 8x)(x + 6)
D. 
Answer: D
Mathematics
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Factor, if possible.4x2 + 4x + 1
A. Prime polynomial B. (2x - 1)2 C. (2x + 1)(2x - 1) D. (2x + 1)2
Mathematics
Solve the problem.Electrical wire is being wound around a drum with radius of 1.49 meters. How much line (to the nearest hundredth of a meter) would be wound around the drum if it is rotated through an angle of 
A. 7.16 m B. 7.26 m C. 7.06 m D. 6.96 m
Mathematics
Write the augmented matrix for the system. 5x + 8y - 2z = 4 3x + 4y + 5z = 45 3x + 4y + 7z = 59
A. 
B. 
C. 
D. 
Mathematics
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = -6
B. x = 0, x = - 
C. x = -36
D. none
Mathematics