Solve the problem.Determine the period and frequency of oscillation when a pendulum of length 11 feet is released after being displaced 2 radians.
A. Period = 2?
sec, frequency = 
cycles per sec
B. Period = 2?
sec, frequency = 
cycles per sec
C. Period = 11? sec, frequency = 
cycles per sec
D. Period = 
sec, frequency = 
cycles per sec
Answer: A
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Solve the problem.The elasticity ? of a particular thermoplastic can be modeled approximately by the relation 
, where T is the Kelvin temperature. If the thermometer used to measure T is accurate to 1%, and if the measured temperature is 476 K, how should the elasticity be reported?
A. ? = ± 0.004 B. ? = 0.174 ± 0.004 C. ? = 0.174 ± 0.002 D. ? = 0.174
Provide an appropriate response.Is x2y8 a common factor of -x3y9 and x2y8?
A. No B. Yes
Find the intercepts of the function f(x).f(x) = (x + 1)(x - 2)(x - 1)2
A. x-intercepts: -1, 1, -2; y-intercept: 2 B. x-intercepts: -1, 1, -2; y-intercept: -2 C. x-intercepts: -1, 1, 2; y-intercept: 2 D. x-intercepts: -1, 1, 2; y-intercept: -2
Compute the discriminant. Then determine the number and type of solutions for the given equation.x2 + 6x + 9 = 0
A. 36; two unequal real solutions B. 0; one real solution C. -36; no real solution D. -36; two unequal real solutions