Factor.x3 - 8
A. (x - 2)3
B. (x - 2)(x2 + 2x + 4)
C. (x + 2)(x2 - 2x + 4)
D. Prime polynomial
Answer: B
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Solve the problem.If a fair coin is tossed twice, the probability of both tosses coming up the same is
A. 
.
B. 
.
C. 
.
D. 
.
E. none of these
Write the expression in the form a + bi, where a and b are real numbers.
A. -2 - 3
B. -2 - 
i
C. 2 + 
i
D. -2 + 
i
Solve the problem.The average annual rainfall is given for two fictional places. Determine which location has the greater annual rainfall and by how many inches. Use the inch-centimeter conversion factor and round to the nearest inch. Vesutti: 362 inches; Kanakau: 9350 millimeters
A. Vesutti; 155 in. B. Kanakau; 6 in. C. Vesutti; 6 in. D. Kanakau; 155 in.
Eliminate the parameter to find a Cartesian equation for the hyperbola.x = sec t + 2, y = 2 tan t + 5
A. (x - 2)2 + 
= 1
B. (y - 2)2 - 
= 1
C. (x - 2)2 - (y - 5)2 = 4
D. (x - 2)2 - 
= 1