Multiply.
A. 2x4 + 
x3 - 
x2 - 
x - 1
B. 2x4 + 
x3 + 
x2 + 
x - 1
C. 2x4 - 
x3 + 
x2 - 
x + 1
D. 2x4 + 
x3 + 
x2 - 
x - 1
Answer: A
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Use a proportion to solve the problem.It is recommended that there be at least 7 square feet of work space for every person in a conference room. A certain conference room is 19' by 10'. Find the maximum number of people the room can accommodate.
A. 28 people B. 47 people C. 37 people D. 27 people
Reduce: A(AB + B)
What will be an ideal response?
Solve.Angle A and angle B are supplementary angles and angle A is 25° less than four times angle B. Find the measures of angle A and angle B.
A. A = 149°, B = 31° B. A = 164°, B = 16° C. A = 139°, B = 41° D. A = 128.3°, B = 51.7°
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