Find the domain and range of the relation.{(4,5), (4,-1), (7,-4), (8,-7), (6,-8)}
A. D = {-7, -4, -1, -8, 5}; R = {8, 8, 7, 4, 6}
B. D = {8, 7, 4, 6}; R = {-7, -4, -1, -8, 5}
C. D = {8, -4, 7, 4, 6}; R = {-7, -4, -1, -8, 5}
D. D = {8, 8, 7, 4, 6}; R = {-7, -4, -1, -8, 5}
Answer: B
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Solve.The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 2.25 lb when the masses are 4 ft apart, what is the attraction when the masses are 6 ft apart?
A. 4 lb B. 1 lb C. 3 lb D. 2 lb
Find an equation of the circle satisfying the given conditions.Center at (0, -1), radius 6
A. x2 + (y - 1)2 = 6 B. (x - 1)2 + y2 = 36 C. x2 + (y + 1)2 = 36 D. (x + 1)2 + y2 = 36
Find the special product.(7 - y5)(7 + y5)
A. y10 - 49 B. 49 - y25 C. 49 - y5 D. 49 - y10
Find the equation that the given graph represents.
A. P(x) = x5 + 7x4 - x3 - 40x2 + 2x + 16 B. P(x) = -x6 + 7x5 - x2 - 2x + 16 C. P(x) = 2x6 + 9x3 - 7x2 + 4x - 16 D. P(x) = -2x5 + 7x4 + 9x3 - 40x2 + 4x + 16