Find the product.(5x2 + 3x - 2)(x2 - 4x + 5)
A. 5x4 - 17x3 + 13x2 + 23x - 10
B. 5x4 - 20x3 + 11x2 + 23x - 10
C. 5x4 - 17x3 + 11x2 + 23x - 10
D. 5x4 - 20x3 + 13x2 + 23x - 10
Answer: C
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Solve the problem.A small farm field is a square measuring 200 ft on a side. What is the perimeter of the field?
A. 200 ft B. 800 ft C. 1600 ft D. 400 ft
Solve the problem.The normal gasoline mileage of a car is 25 mpg. On a smooth road, its mileage is 12% higher. What is its mileage on a smooth road? Round your answer to the nearest tenth.
A. 3.0 mpg B. 28.0 mpg C. 25 mpg D. 50 mpg
Give the domain and range of the relation.
A. domain: {-1}; range: (-?, ?) B. domain: (-?, -1) ? (-1, ?); range: (-?, ?) C. domain: (-?, ?); range: {-1} D. domain: (-?, ?); range: (-?, ?)
Find all cube roots of the complex number. Leave answers in trigonometric form.-3
+ 3i
A. 
cis 50°, 
cis 170°, 
cis 290°
B. 
cis 70°, 
cis 190°, 
cis 310°
C. 
cis 70°, 
cis 190°, 
cis 310°
D. 
cis 50°, 
cis 170°, 
cis 270°