Find the center (h, k) and radius r of the circle with the given equation. x2 + y2 + 18x - 8y + 97 = 16
A. (h, k) = (-4, 9); r = 16
B. (h, k) = (9, -4); r = 16
C. (h, k) = (4, -9); r = 4
D. (h, k) = (-9, 4); r = 4
Answer: D
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Provide an appropriate response.Find the value of sec ? if sin ? = - 
and tan ? > 0.
A. - 
B. - 
C. 
D. - 
Divide.6.3 ÷ (0.09)
A. 
B. 62.1
C. 6.21
D. 70
Write the polynomial whose factors are listed.4, x - 1, 2x - 2
A. 8x2 - 4x + 8 B. 8x2 - 16x + 8 C. 8x2 - 4x + 2 D. 2x2 - 4x + 2
Solve.Body mass index is given by the formula I = 
, with W being the person's weight (in pounds). Mary's height is 60 in. What weights W will allow Mary to keep her body mass index I between 18.5 and 25? Round the answer to the nearest tenth of a pound.
A. 111.6 lb < W < 133.2 lb B. 86.4 lb < W < 115.2 lb C. 1.6 lb < W < 2.1 lb D. 94.5 lb < W < 127.7 lb