Determine the x values that cause the polynomial function to be (a) zero, (b) positive, and (c) negative.f(x) = (2x2 + 9)(x - 4)2(x + 3)3
A. (a) {-3, 4}, (b) (-3, 4) ? (4, ?) (c) (-?, -3)
B. (a) {-3, 4}, (b) (4, ?), (c) (-?, 4)
C. (a) {-3, 4}, (b) (-3, 4) (c) (-3, ?) ? (4, ?)
D. (a) {-3, 4}, (b) (-3, ?), (c) (-?, -3)
Answer: A
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The graph of a trigonometric function of the form y = A sin (Bx) or y = A cos (Bx) for B > 0 is given. Determine the equation of the function represented by the graph.
A. y = 3 cos 2x
B. y = 2 cos 
x
C. y = 2 cos 3x
D. y = 3 cos 
x
The following table gives the weight in ounces of the eight Alaskan Malamute puppies born to Justin and Misty on December 28, 2007:
What is the average weight of the first four puppies born?
A. 6
oz
B. 6
oz
C. 7 oz
D. 4
oz
Multiply.-7x2 ? 2x5
A. -14x7 B. 9x10 C. 9x7 D. -14x10
Provide an appropriate response.Write in decimal form. 4.495 × 106
A. 449,500 B. 4,495,000 C. 269.7 D. 44,950,000