Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = 2x3 - x2 - 12x + 6
A. 
B. {2, 
, -
}
C. 
D. {-2, 
, - 
}
Answer: A
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Find the formula for the function.A point P in the first quadrant lies on the graph of the function f(x) = x2. Express the slope of the line joining P to the origin as a function of x.
A. m = 
B. m = 2x
C. m = 
D. m = x
Provide an appropriate response.
This figure shows a circular sheet of metal with diameter of 20 inches, containing 12 equally spaced holes. Determine the distance between the center of the holes. 
A. 1.941 in. B. 7.244 in. C. 14.49 in. D. 3.882 in.
Solve the formula for the specified variable.A = P(1 + nr) for r
A. r = 
B. r = 
C. r = 
D. r = 
Use a graphing utility to solve the system of equations. Round answers to two decimal places.
A. x =-22.55, y = 4.56, z = -6.06; (-22.55, 4.56, -6.06) B. x = 4.56, y = -22.55, z = -6.06; (4.56, -22.55, -6.06) C. x = -22.55, y = -6.06, z = 4.56; (-22.55, -6.06, 4.56) D. x = 4.56, y = -6.06, z = -22.55; (4.56, -6.06, -22.55)