Find the vertices of the hyperbola.9y2 - 16x2 = 144
A. (-4, 0), (4, 0)
B. (0, 4), (0, -4)
C. (-3, 0), (3, 0)
D. (0, 3), (0, -3)
Answer: B
Mathematics
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Factor the polynomial completely.4a2 - 16a + 16
A. (4a - 2)(a - 8) B. 4(a - 2)2 C. (4a - 2)2 D. (4a - 1)(a - 16)
Mathematics
Find the required quantity given the wire that lies along the curve r and has density ?.Moment of inertia Ix about the x-axis, where r(t) = 
t3/2i + (10t cos t)j + (10t sin t)k, 
A. Ix = 40 B. Ix = 20 C. Ix = 30 D. Ix = 0
Mathematics
Find the first four terms of the binomial series for the given function.(1 + 3x)1/2
A. 1 + 
x - 
x2 + 
x3
B. 1 - 
x + 
x2 - 
x3
C. 1 - 
x + 
x2 - 
x3
D. 1 + 
x - 
x2 + 
x3
Mathematics
Factor the polynomial.x2 - x - 30
A. (x + 1)(x - 30) B. (x + 6)(x - 5) C. (x + 5)(x - 6) D. prime
Mathematics