Factor.4a2 - b2
A. (2a - b)(2a + b)
B. (2a - b)2
C. (2 - b)(2 + b)
D. (2b - a)(2b + a)
Answer: A
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Use long division to determine whether the binomial is a factor of f(x).f(x) = x3 - 6x2 + 11x - 6; x - 2
A. No B. Yes
Solve the variation problem.The pressure of a gas varies jointly as the quantity of the gas (measured in moles) and the temperature and inversely as the volume of the gas. Suppose that the pressure of a particular gas is 
(kPa) when the quantity is 
the temperature is 
and the volume is 
Find the pressure of that gas when the number of moles is 9,
the temperature is 
and the volume is 
A. 1170 kiloPascals
B. 2160 kiloPascals
C. 1125 kiloPascals
D. 2250 kiloPascals
Provide an appropriate response.C = 2?r is the formula for the circumference of a circle having a radius r. What is the radius of a bicycle wheel which has a circumference C?
Fill in the blank(s) with the appropriate word(s).
Use reference angles to find the exact value of the expression. Do not use a calculator.cot 570°
A. 
B. - 
C. - 
D. 