Find the value of the determinant.
A. 80
B. 130
C. -90
D. -12
Answer: B
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Identify equilibrium values and determine which are stable and which are unstable.
= y2 - 2y
A. y = 2 is a stable equilibrium value and y = 0 is an unstable equilibrium. B. y = 0 is a stable equilibrium value and y = 2 is an unstable equilibrium. C. y = 0 and y = 2 are unstable equilibrium values. D. There are no equilibrium values.
Solve the cubic equation using factoring and the quadratic formula.x3 - 64 = 0
A. {4, 2 ± 2
}
B. {4, -2 ± 2i
}
C. {4, 2 ± 2i
}
D. {4, -2 ± 2i}
Write the expression in terms of sines and/or cosines, and then simplify.
A. 
B. 
C. 
D. cos x - sin x
For the given functions f and g, find the requested composite function value.f(x) = 4x + 2, g(x) = 2x2 + 5;
Find (f ? g)(1).
A. 103 B. 26 C. 30 D. 77