Multiply and simplify.(
+ 1)(
- 1)
A. 4 - 2
B. 4
C. 4 + 2
D. 6
Answer: B
Mathematics
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If the total surface area of a right circular cylinder is 
square meters and a radius of the base is 3 meters long, find the height of the cylinder.
?
A.
meters
B.
meters
C.
meters
D.
8 meters
E.
none of these
Mathematics
Find the slope of the line with the given inclination. Round your answer to the nearest thousandth, if necessary.150°
A. 
B. 
C. - 
D. -
Mathematics
Draw a valid conclusion from the given premises.Smiling people are happy. Alert people are not happy. Careful drivers are alert. Careless drivers have accidents.Therefore....
A. Careful drivers have accidents. B. Careful drivers are happy. C. People who smile are alert. D. People who smile have accidents.
Mathematics
Solve the quadratic equation.7x2 + 10x + 2 = 0
A. 
B. 
C. 
D. 
Mathematics