A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given.A = ?r2; r = 6, ? = 3.14
A. A = 9.14
B. A = 59.16
C. A = 113.04
D. A = 18.84
Answer: C
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Find the volume of the indicated region.the region under the surface 
, and bounded by the planes 
and 
and the cylinder 
A. 
B. 
C. 
D. 
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 11 sin t - cos tFind the body's jerk at time t = ?/4 sec.
A. 6
m/sec3
B. - 6
m/sec3
C. - 5
m/sec3
D. 5
m/sec3
Simplify the complex fraction.
A. 
B. 54y(y + 7)
C. 
D. 
Use Descartes' Rule of Signs and the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = 3x3 + 8x2 - 5x + 6
A. -3, 
, 1; f(x) = (3x - 2)(x - 1)(x + 3)
B. 1, 
, -3; f(x) = (3x - 2)(x - 1)(x + 3)
C. -1, 
, -3; f(x) = (3x - 2)(x - 3)(x + 1)
D. -1, 
, 3; f(x) = (3x - 2)(x - 3)(x + 1)